Anti-Aircraft Double Telescope, by Cooke, Troughton & Simms, of York, dated 1940.

Width: 80 cm.

Marked: TELESCOPE IDENTIFICATION AA MARK III - 1940 - maker's mark with broadarrow - No1345

In case with 2 sets of filters, and tripod.

60 mm objective lenses.

For a similar model see: The History of Science Museum, Oxford. (Inventory number: 86327).