Description | Item 1: Register of gas exhausters, 1885-1910, numbers 1-1999, giving machine number, patent, date, engine size, customer name and capacity Item 2: ?The Factories Act, 1937 Item 3: Register of exhausters (Book 2), 1910-1930, numbers 2000-7051, giving number, type, date (usually the month and year), engine/drive, [customer] name, exhauster called, exhauster actual Item 4: Register of exhausters, 1931-1957. Indexed. Entries numbered 7052-13116, giving number, type, date, engine/drive, [customer] name, exhauster called, exhauster actual |