Contains the following Middleton product catalogues:
a) Catalogue of briquette machinery
b) Catalogue of self - contained oil mills
c) Price list of oil mill machinery, May 1922
d) Catalogue of oil mill machinery, Jan 1922
e) Catalogue of hydraulic pumps and accumulators, 1921
f) Catalogue of hydraulic presses (with price list), 1925
g) Catalogo de Machinas - Para - Lagares - de - Azeite. In Portuguese