Field Service Pocket Book, Pamphlet No. 12 – Miscellaneous Tables and Data

1939 (Reprinted with Amendments (Nos. 1 to 4) and A.T.M. No. 40, 1941), United Kingdom

Tabulated information useful for making calculations in the field. It includes bridge classifications for equipment, as well as sizes and weights of those items, conversion tables for money, weight, volume and temperature and then moon phases for 1941 and magnetic variations.