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Drawings 1-17 | Drawings 18-22

18a 1918 Map, Sheet 1a

18b 1918 Map, Sheet 1b

19a 1918 Map, Sheet 2a

19b 1918 Map, Sheet 2b

20a 1918 Map, Sheet 3a

20b 1918 Map, Sheet 3b

21a 1918 Map, Sheet 4a

21b 1918 Map, Sheet 4b

22a 1918 Map, Sheet 5a

22b 1918 Map, Sheet 5b