Devon and Cornwall. 29 maps of fortifications in the environs of Plymouth. Printed...

Devon and Cornwall. 29 maps of fortifications in the environs of Plymouth. Printed inscriptions on each map state that they should be used solely for War Department purposes.

(1-2) 'Ordnance Survey of England. Western District. Devon & Cornwall. Index to the Sheets Zincographed on the 1/10560 and 1/2500 Scales': two copies of a map of the area between Tideford in the north-west and Wembury in the south-east, forming a graphic index to the sheetlines of items (3) and (5-11) (numbered) and items (12-24), (26-27) and (29) (lettered). Reference table to lettered sheets. Scale: 1 inch to 1 mile [1:63,360].

(3, 5-7) Map on four sheets, together covering the same area as items (1-2): (3) 'No 1 Saltash'; (5) 'No 2 North Eastern'; (6) 'No 3 Western'; (7) 'No 4 Staddon and Plymouth Sound'. Keys to the boundaries of War Department property and land over which the War Department was granted clearance rights. Scale: 6 inches to 1 mile [1:10,560]. Compass indicators. Surveyed at various dates between 1857 and 1884; revised 1892-1893; zincographed and published at the Ordnance Survey Office, Southampton, 1901. Coloured MS additions to item (7) show a site above Heybrook Bay acquired for constructing batteries.

(4) Ordnance Survey six-inch County Series sheet Devon CXVII.SE: map showing the environs of Saint Budeaux and Tamerton Foliot. Reference table. Scale: 6 inches to 1 mile. Heliozincographed from 1:2,500-scale maps and published at the Ordnance Survey Office, Southampton; second edition 1896. Unexplained MS additions, in coloured pencil, around Crownhill Fort.

(8-11) Earlier editions of items (3) and (5-7) respectively. Items (8-9) printed in 1882 with War Department property revised to 1896; items (10-11) printed in 1896. Coloured MS additions to items (9) and (11) relating to fortifications. All four sheets struck through in coloured pencil with the inscription 'Superseded' [presumably a reference to items (3) and (5-7)].

(12-16, 18-22, 24, 26-27, 29) 14 maps, corresponding to the areas marked A-N, respectively, on items (1-2). Reference tables; keys to the boundaries of War Department property and land over which the War Department was granted clearance rights. Scale: 1:2,500. Compass indicators. Zincographed and published at the Ordnance Survey Office, Southampton, 1896. Coloured MS additions and notes relating to fortifications, made at various dates to 1902. Item (18) struck through in coloured pencil with an inscription stating that it was superseded by a 1911 revision [see item (17)]; [item (24), which was similarly superseded, bears no such inscription].

(17, 23, 25, 28). Later maps in the same style as A-N. (17) Revised version of sheet F [item (18)]. (23) Revised version of sheet K [item (24)]. (25) Map labelled 'N', but covering Devonport, not the parts of Plymstock and Wembury shown by item (29) and marked as sheet N on items (1-2). (28) Map labelled 'O', covering Plymouth Hoe, East Stonehouse and Drake's Island; [this area is not marked on items 1-2]. All four maps heliozincographed at the Ordnance Survey Office, Southampton, 1911. All four maps struck through in coloured pencil with inscriptions stating that they were superseded by 1920 revisions [not filed on this roller].