a- Length: 33.02 cm x Width: 24.13 cm x Height: 13.97 cm
b- Length: 4.4 cm x Width: 1.6 cm x Height: 0.5 cm
a- Rectangular wooden box with leather handle and key in lock. The lock seems to be seized and box cannot be opened. There are metal fixtures. There is a gold label on the top that says "DOBBIE MCINNES LTD. ENGINEERING & NAUTICAL INSTRUMENT MAKERS TO THE BRITISH ADMIRALITY, AIR MINISTRY & WAR OFFICE. GLASGOW AND AT LONDON, LIVERPOOL AND SOUTH SHIELDS". Around the key hole is a small metal plate. The right side of the plate says "DOBBIE MCINNIES" and under the key hole says "REGD." The left side says "DOBBIE MCINNES LTD. GLASGOW". Inside there should be an engine indicator with parts. b- A small metal key for the box, attached to the handle of part a by a thin rope.
Dobbie McInnes Ltd, Glasgow also ' The Collingwood Shipyards , Ltd'