RESULTS FOR GRID SQUARE 20
MAPS FOR GRID SQUARE 20
Map Location Diagram
- The Map Location Diagram (right) shows the relative position of places within the area of this grid square.
- Maps having this Map Reference Number will cover the whole area but be less detailed.
- Maps with NE, NW, SE or SW in the Map Reference Number will only cover one-quarter of the whole area but be more detailed.
- Click the following links for more information about How to Read a Map Reference Number or about Map Scale.
Maps for Grid Square 20
Link to Image | Map Sheet Number | Scale | Area | Date |
---|---|---|---|---|
PC0783WW1MAP |
20, 28, 36 | 1:100,000 | ||
PC0197WW1MAP |
20 NE | 1:20,000 | Cortemarck - Thourout | 1914/00 |
PC0196WW1MAP |
20 NW | 1:20,000 | Lampernisse - Dixmude | 1914/00 |
PC0007WW1MAP |
20 NW1 | 1:10,000 | Avecappelle - Oostkerke | 1917/10 |
PC0008WW1MAP |
20 NW3 | 1:10,000 | Forthem - Nieucappelle | 1915/00 |
PC0009WW1MAP |
20 NW4 | 1:10,000 | Dixmude | 1915/00 |
PC0204WW1MAP |
20 SE | 1:20,000 | Houthulst Forest - Westroosebeke | 1917/07 |
296WW1MAP |
20 SE | 1:20,000 | Roulers | 1917/10 |
PC0205WW1MAP |
20 SE | 1:20,000 | Houthulst Forest - Westroosebeke | 1917/10 |
PC0206WW1MAP |
20 SE | 1:20,000 | Houthulst Forest - Westroosebeke | 1918/01 |
PC0012WW1MAP |
20 SE3 | 1:10,000 | Houthulst - Goudberg | 1917/09 |
PC0198WW1MAP |
20 SW | 1:20,000 | Loo - Langemarck | 1914/00 |
PC0199WW1MAP |
20 SW | 1:20,000 | Yser - Langemarck | 1917/05 |
PC0200WW1MAP |
20 SW | 1:20,000 | Yser - Langemarck | 1917/07 |
PC0201WW1MAP |
20 SW | 1:20,000 | Yser - Langemarck | 1917/07 |
PC0202WW1MAP |
20 SW | 1:20,000 | Yser - Langemarck | 1917/11 |
PC0010WW1MAP |
20 SW4 | 1:10,000 | Poesele - Langemarck | 1917/07 |
PC0011WW1MAP |
20 SW4 | 1:10,000 | Poesele - Langemarck | 1917/07 |
PC0578WW1MAP |
Part of sheet 20 | 1:10,000 | Houthulst Forest - Compromise FM | 1917/08 |
PC0575WW1MAP |
Part of sheet 20 | 1:10,000 | Broembeek - Waterloo | 1917/08 |
AERIAL PHOTOGRAPHS FOR GRID SQUARE 20
Aerial Photograph Location Diagram
- Consult the lettered grid (below) in conjuction with the place names on the map location diagram (lower right) to determine which lettered squares cover your area of interest.
- Choose aerial photos in the table below which have those letters directly following the grid square number.
- Click the following link for more information on How to Read an Aerial Photograph Number.
Map Location Diagram

Aerial Photographs for Grid Square 20
Link to Image | Map Reference Number | Area | Year | Month | Day |
---|---|---|---|---|---|
246WW1AIR |
20.I.21.22.27.28. | ||||
094WW1AIR |
20.N.12.O.7a.c. | 1917 | 12 | 26 | |
032WW1AIR |
20.O.11b.d.12c.17b.18a.b.c. | Mozart crossroads. | 1917 | 12 | 18 |
038WW1AIR |
20.O.15a.b.d.16a.c.21b.22a. | Strovendorp. | 1917 | 12 | 19 |
089WW1AIR |
20.O.15c.d.21a.b. | Rossignol farm | 1917 | 12 | 26 |
102WW1AIR |
20.O.15d.16c.21b.22a. | 1917 | 12 | 26 | |
083WW1AIR |
20.O.16. | 1917 | 12 | 26 | |
083WW1AIR |
20.O.16. | 1917 | 12 | 26 | |
044WW1AIR |
20.O.17b.c.d.18c.23b.24a. | 1917 | 12 | 18 | |
050WW1AIR |
20.O.17d.18c.23b.d.24a.b.c. | Donigetti Junction; Mons crossroads. | 1917 | 12 | 18 |
031WW1AIR |
20.O.17d.18c.24a.b.c. | South West of Houthulst; Donigetti Junction. | 1917 | 12 | 18 |
116WW1AIR |
20.O.18.24b.P.13a.c.19a. | Milieau Chateau | 1918 | 1 | 3 |
048WW1AIR |
20.O.18c.d.24.P.19a. | Stag crossroads; Milieu chateau; Brabant crossroads. | 1917 | 12 | 18 |
073WW1AIR |
20.O.20b.21. | Forest farm; Bloodstone corner. | 1917 | 12 | 26 |
092WW1AIR |
20.O.22b.d.23a.c. | 1917 | 12 | 26 | |
081WW1AIR |
20.O.22b.d.23c.29a. | 1917 | 12 | 26 | |
080WW1AIR |
20.O.22c.28a. | 1917 | 12 | 26 | |
090WW1AIR |
20.O.22d.23c.29d. | 1917 | 12 | 26 | |
069WW1AIR |
20.O.22d.23c.d.28b.29a.b. | 1917 | 12 | 26 | |
052WW1AIR |
20.O.24.30a.b. | 1917 | 12 | 18 | |
117WW1AIR |
20.O.24b.d.30b.P.19.25a.b. | Brabant crossroads | 1918 | 1 | 3 |
043WW1AIR |
20.O.24b.d.P.19a.c. | Stag crossroads; Milieu Chateau. | 1917 | 12 | 18 |
115WW1AIR |
20.O.24c.d.30.P.19c.25a.a. | Solfege crossroads | 1918 | 1 | 3 |
078WW1AIR |
20.O.27. | 1917 | 12 | 26 | |
020WW1AIR |
20.O.27c.d.32b.33a. | 1917 | 12 | 10 | |
045WW1AIR |
20.O.27c.d.32b.33a.b. | 1917 | 12 | 18 | |
028WW1AIR |
20.O.28b.c.d.29a.c.d.34b.35a. | 1917 | 12 | 10 | |
046WW1AIR |
20.O.28c.d.33b.d.34a.b.c. | 1917 | 12 | 18 | |
056WW1AIR |
20.O.28d.29c.34b.35a. | 1917 | 12 | 18 | |
068WW1AIR |
20.O.29b.c.d.30c.35b. | Reims farm; Mezel crossroads. | 1917 | 12 | 26 |
112WW1AIR |
20.O.29b.d.30.36a.b. | Augereau crossroads. | 1918 | 1 | 3 |
091WW1AIR |
20.O.29b.d.30a. | 1917 | 12 | 26 | |
025WW1AIR |
20.O.29c.d.34b.35. | 1917 | 12 | 10 | |
293WW1AIR |
20.O.29c.d.34b.35. | 1917 | 12 | 10 | |
023WW1AIR |
20.O.29d.30c.d.33b.d.36 | 1917 | 12 | 10 | |
294WW1AIR |
20.O.29d.30c.d.35b.d.36. | 1917 | 12 | 10 | |
113WW1AIR |
20.O.30.36a.b.P.25a.c.d.31a. | Marseille farm. | 1918 | 1 | 3 |
029WW1AIR |
20.O.30b.d.36b.P.25a.c. | 1917 | 12 | 18 | |
034WW1AIR |
20.O.30d.36b.d.P.25c.31. | Marseille farm. | 1917 | 12 | 6 |
041WW1AIR |
20.O.30d.36b.d.P.25c.31a.c. | 1917 | 12 | 18 | |
286WW1AIR |
20.O.30d.36b.d.P.25c.31a.c. | 1917 | 12 | 18 | |
111WW1AIR |
20.O.30d.36b.d.P.25c.d.31. | Marseille farm. | 1918 | 1 | 3 |
132WW1AIR |
20.O.32. | 1917 | 12 | 10 | |
099WW1AIR |
20.O.33a.b.d. | 1917 | 12 | 26 | |
047WW1AIR |
20.O.33d.34c.U.3b.4a.b. | 1917 | 12 | 18 | |
057WW1AIR |
20.O.35b.c.d.36a.c. | 1917 | 12 | 18 | |
282WW1AIR |
20.O.35b.c.d.36a.c. | 1917 | 12 | 18 | |
059WW1AIR |
20.O.35c.d.U5. | Panama HO. | 1917 | 12 | 18 |
276WW1AIR |
20.O.35d. | 1917 | 12 | 10 | |
284WW1AIR |
20.O.35d.36c.U.5b.d.6a.c. | Panama house. | 1917 | 12 | 18 |
054WW1AIR |
20.O.35d.36c.U.5b.d.6a.c. | 1917 | 12 | 18 | |
015WW1AIR |
20.O.36c.d.U.6a.b. | Marechal farm; Colombo HO. | 1917 | 11 | 28 |
114WW1AIR |
20.O.36d.P.31c.d. | Six crossroads. | 1918 | 1 | 3 |
288WW1AIR |
20.O.36d.P.31c.U.6a.b.d.V.1a. | 1916 | 12 | 18 | |
037WW1AIR |
20.O.36d.P.31c.U.6a.b.d.V.1a. | Marechal farm; Colombo HO. | 1917 | 12 | 18 |
076WW1AIR |
20.O.36d.P.31c.U.6b.V.1a. | Marechal farm | 1917 | 12 | 26 |
077WW1AIR |
20.O.36d.P.31c.U.6b.V.1a. | Marechal farm | 1917 | 12 | 26 |
074WW1AIR |
20.O.36d.P.31c.U.6b.V.1a. | Marechal farm. | 1917 | 12 | 26 |
281WW1AIR |
20.O.36d.P.31c.U.6b.V.1a. | Marachal farm. | 1917 | 12 | 26 |
019WW1AIR |
20.O.36d.P.31c.U.6b.V.1a. | 1917 | 12 | 10 | |
296WW1AIR |
20.O.36d.P.31c.U.6b.V.1a. | Marechal farm; Colombo Ho. | 1917 | 12 | 10 |
075WW1AIR |
20.O.36d.P.31c.U.6b.V.1a. | Marechal farm. | 1917 | 12 | 26 |
042WW1AIR |
20.O.36.P.31a.c.U.6b.V.1a. | Marechal farm. | 1917 | 11 | 18 |
133WW1AIR |
20.O.36.P.31a.c.U.6b.V.1a. | 1917 | 11 | 18 | |
291WW1AIR |
20.O.36.P.31c.U.6.V.1a. | 1917 | 12 | 10 | |
026WW1AIR |
20.O.36.P.31c.U.6.V.1a. | 1917 | 12 | 10 | |
292WW1AIR |
20.O.36.P.31c.U.6.V.1a. | 1917 | 12 | 10 | |
072WW1AIR |
20.O.7.8a.c. | 1917 | 12 | 26 | |
095WW1AIR |
20.O.7a.b.c. | 1917 | 12 | 26 | |
098WW1AIR |
20.O.8b.d.9. | 1917 | 12 | 26 | |
097WW1AIR |
20.O.8b.d.9a.c. | 1917 | 12 | 26 | |
082WW1AIR |
20.O.8c.14a.b. | 1917 | 12 | 26 | |
100WW1AIR |
20.O.9c.15a.b. | 1917 | 12 | 26 | |
071WW1AIR |
20.O.9c.d.15a.b. | 1917 | 12 | 26 | |
126WW1AIR |
20.P.19d.25b.c.d.26.32a.b. | 1917 | 12 | 6 | |
493WW1AIR |
20.P.19d.25b.c.d.26.32a.b. | Messena crossroads; Thann crossroads; Tresize Copse; Coverbeek; Schaap Balie. | 1917 | 12 | 6 |
122WW1AIR |
20.P.20c.d.25b.26.27a.32a.b. | Alexander crossroads; Messena crossroads; Thann crossroads. | 1917 | 12 | 6 |
299WW1AIR |
20.P.20c.d.25b.26.27c.32a.b. | Shifter cottage; Tresize copse; Heligan houses. | 1917 | 12 | 6 |
125WW1AIR |
20.P.20c.d.25b.26.27c.32a.b. | 1917 | 12 | 6 | |
121WW1AIR |
20.P.25c.d.26c.31.32a.c. | Thann crossroads | 1918 | 1 | 3 |
287WW1AIR |
20.P.25c.d.31. | 1917 | 12 | 18 | |
039WW1AIR |
20.P.25c.d.31. | Massena crossroads; Marbot crossroads; Marseille farm; Strafe pr. | 1917 | 12 | 18 |
022WW1AIR |
20.P.25c.d.31a.b.32d. | 1917 | 12 | 10 | |
300WW1AIR |
20.P.25d.26c.d.31b.d.32. | Thann crossroads. | 1917 | 12 | 6 |
127WW1AIR |
20.P.25d.26c.d.31b.d.32. | 1917 | 12 | 6 | |
058WW1AIR |
20.P.26d.32.33a. | Schaap Balie | 1917 | 12 | 18 |
128WW1AIR |
20.P.27.28.33a.b.34. | Renaissance farm; Shunt farm; Rogues crossroads. | 1917 | 12 | 6 |
017WW1AIR |
20.P.31a.c.d.32c.V.1a.b.2a.c. | 1917 | 12 | 6 | |
120WW1AIR |
20.P.31b.c.d.32c.V.1b.2a. | Six roads | 1918 | 1 | 3 |
119WW1AIR |
20.P.31b.d.32.V.1b.2a.c. | Chau Dujardin | 1918 | 1 | 3 |
014WW1AIR |
20.P.31c.d.V.1a.b. | Kleber; 6 roads crossing. | 1917 | 11 | 28 |
131WW1AIR |
20.P.31d.32c.V.1b.2a.b. | Six roads; Kleber farm; Schaap Balie. | 1917 | 11 | 29 |
289WW1AIR |
20.P.31.V.1a.b. | 1917 | 12 | 18 | |
030WW1AIR |
20.P.31.V.1a.b. | Marbot crossroads. | 1917 | 12 | 18 |
298WW1AIR |
20.P.32b.c.d.33c.V.2a.b.d.3a.b.c. | Schaap Balie. | 1917 | 12 | 6 |
035WW1AIR |
20.P.32b.c.d.33c.V.2a.b.d.3a.b.c. | 1917 | 12 | 6 | |
124WW1AIR |
20.P.33b.d.34a.c.d.V.3b.4a.b. | Vijfwegen; Stadendreef. | 1917 | 12 | 6 |
395WW1AIR |
20.P.35c.d.V.5a. | 1917 | 12 | 18 | |
118WW1AIR |
20.R.25.26a.c.31a.b.32a. | 1918 | 1 | 3 | |
148WW1AIR |
20.R. ROULERS | Roulers | 1917 | 9 | 21 |
177WW1AIR |
20.R.ROULERS. | Roulers. | 1917 | 9 | 21 |
147WW1AIR |
20.R.W.ROULERS. | Roulers | 1917 | 9 | 21 |
166WW1AIR |
20.R.W.ROULERS. | Roulers | 1917 | 9 | 21 |
435WW1AIR |
20.S.19.20.25.26. | Bailleul. | 1918 | 6 | 27 |
176WW1AIR |
20.T.29b.d. | Canal De Yser. | 1917 | 4 | 24 |
096WW1AIR |
20.U.12c.d.18a.b. | Pascal farm; Tranquille HO:. | 1917 | 12 | 26 |
067WW1AIR |
20.U.17d.18c. | 1917 | 12 | 26 | |
064WW1AIR |
20.U.17d.23b.24a. | 1917 | 12 | 26 | |
062WW1AIR |
20.U.18c. | 1917 | 11 | 26 | |
061WW1AIR |
20.U.18d. | 1917 | 12 | 26 | |
066WW1AIR |
20.U.22d.28b. | 1917 | 12 | 26 | |
063WW1AIR |
20.U.23. | 1917 | 12 | 26 | |
065WW1AIR |
20.U.23b.24a. | 1917 | 12 | 26 | |
060WW1AIR |
20.U.25b.d.23c. | 1917 | 12 | 26 | |
398WW1AIR |
20.U.30b.d.V.25a.c. | 1918 | 1 | 29 | |
101WW1AIR |
20.U.3b.d.4a. | 1917 | 12 | 26 | |
016WW1AIR |
20.U.4b.d.5a. | 1917 | 11 | 28 | |
130WW1AIR |
20.U.5. | Faidherbe crossroads; Panama HO:. | 1917 | 11 | 28 |
107WW1AIR |
20.U.5.6a.c. | 1917 | 12 | 28 | |
106WW1AIR |
20.U.5.6c. | Faidherbe crossroads; Panama HO: Owls wood. | 1917 | 12 | 28 |
055WW1AIR |
20.U.5b.d.6. | Colombo HO. | 1917 | 12 | 18 |
283WW1AIR |
20.U.5b.d.6. | 1917 | 12 | 18 | |
008WW1AIR |
20.U.5c.d.11a. | Faidherbe crossroads; Louvois farm. | 1917 | 11 | 28 |
051WW1AIR |
20.U.5c.d.6c.11a.b.12a.c. | 1917 | 12 | 18 | |
285WW1AIR |
20.U.5c.d.6c.11a.b.12a.c. | Louvois farm; Suez farm; Faidherre crossroads;. | 1917 | 12 | 18 |
049WW1AIR |
20.U.5c.d.6c.11a.b.12a.c. | Faidherbe crossroads; Louvois farm. | 1917 | 12 | 18 |
027WW1AIR |
20.U.6.12a.b. | 1917 | 12 | 10 | |
290WW1AIR |
20.U.6.12a.b. | 1917 | 12 | 10 | |
295WW1AIR |
20.U.6.12a.b.V.1a. | 1917 | 12 | 10 | |
021WW1AIR |
20.U.6.12a.b.V.1a. | 1917 | 12 | 10 | |
129WW1AIR |
20.U.6b.d. | 1917 | 10 | 16 | |
009WW1AIR |
20.U.6b.d.6a.c. | 5 Chemins; Colombo HO. | 1917 | 11 | 28 |
040WW1AIR |
20.U.6b.d.V.1.7a.b. | Turenne crossing. | 1917 | 12 | 18 |
108WW1AIR |
20.U.6b.d.V.1a.c. | 1917 | 1 | 3 | |
079WW1AIR |
20.U.6b.d.V.1a.c. | Colombo HO. | 1917 | 12 | 26 |
010WW1AIR |
20.U.6b.d.V.1a.c. | Colombo HO; 5 Chemins. | 1917 | 11 | 28 |
105WW1AIR |
20.U.6c.d.12a.b.V.1c.7a. | 5 Chemins. | 1917 | 12 | 28 |
070WW1AIR |
20.U.6d.12b.V.1c.7a. | Angle point. | 1917 | 12 | 26 |
278WW1AIR |
20.U.6d.V.1c.d.7a. | 1917 | 12 | 26 | |
088WW1AIR |
20.U.6d.V.1c.d.7a. | Turenne crossing | 1917 | 12 | 26 |
392WW1AIR |
20.V.11c.d.17a.b. | Westroosebeke; Puzzle wood; Spriet road; Spriet copse; Bernic farm; Poncreregoed farm. | 1917 | 12 | 5 |
500WW1AIR |
20.V.14.b.c.d.15.c.19.20.21.26.27.28..28.D.3. | Lens Front. | 1917 | 7 | 22 |
390WW1AIR |
20.V.15c.d.21a.b. | Spriet road. | 1917 | 12 | 5 |
393WW1AIR |
20.V.16c.d.21b.d.22. | Lekkerboterbeek. | 1917 | 12 | 5 |
396WW1AIR |
20.V.16d.22a. | Clear farm. | 1917 | 11 | 28 |
394WW1AIR |
20.V.18d.W.13b. | 1917 | 11 | 29 | |
086WW1AIR |
20.V.1c.2c.7b.8a. | Gravel farm. | 1917 | 12 | 26 |
110WW1AIR |
20.V.1d. | Turenne crossing | 1918 | 1 | 3 |
273WW1AIR |
20.V.1d. | 1917 | 12 | 15 | |
012WW1AIR |
20.V.1d. | Turenne crossing. | 1918 | 1 | 3 |
271WW1AIR |
20.V.1d. | 1917 | 12 | 15 | |
093WW1AIR |
20.V.1d.2a.c.7b. | 1917 | 12 | 26 | |
277WW1AIR |
20.V.1d.2a.c.7b. | Turenne crossing. | 1917 | 12 | 26 |
084WW1AIR |
20.V.1d.2c.7b.8a. | 1917 | 12 | 26 | |
280WW1AIR |
20.V.1d.2c.7b.8a. | Gravel farm. | 1917 | 12 | 26 |
274WW1AIR |
20.V.1d.2c.7b.8a. | Turenne crossing. | 1917 | 8 | 12 |
018WW1AIR |
20.V.1d.7.8. | 1917 | 12 | 6 | |
297WW1AIR |
20.V.1d.7.8. | Turenne crossing; Van Dyck farm; Rubens farm; Memling; Gravel farm; Broombeek. | 1917 | 12 | 6 |
011WW1AIR |
20.V.1d.7b | Turenne crossing. | 1918 | 1 | 3 |
391WW1AIR |
20.V.22c.a. | Lekkerboterbeek; Banf house. | 1917 | 12 | 5 |
123WW1AIR |
20.V.23a.c.8a.b.9a. | Davout farm; Broombeck. | 1917 | 12 | 6 |
397WW1AIR |
20.V.23c. | 1917 | 11 | 28 | |
389WW1AIR |
20.V.24. | Venison farm. | 1917 | 12 | 5 |
103WW1AIR |
20.V.2c.d.8b. | 1917 | 12 | 26 | |
053WW1AIR |
20.V.7 | Turenne crossing. | 1917 | 12 | 18 |
104WW1AIR |
20.V.7.13a. | Taube HO:. | 1917 | 12 | 28 |
033WW1AIR |
20.V.7b. | 1918 | 1 | 3 | |
109WW1AIR |
20.V.7b. | 1918 | 1 | 3 | |
087WW1AIR |
20.V.7b.c.d.8a. | 1917 | 12 | 26 | |
279WW1AIR |
20.V.7b.c.d.8a. | Gravel farm. | 1917 | 12 | 26 |
085WW1AIR |
20.V.7b.c.d.8a. | Gravel farm | 1917 | 12 | 26 |
501WW1AIR |
20.W.17.b.d.23.a.b. | 1916 | 8 | 9 |
Contact: mapref@mcmaster.ca