Manual del constructor de máquinas / H. Dubbel; trad. José Serrat y Bonastre
Manual del obrero mecánico : matematicas aplicadas / Salvador la Casta, Jose Jimeno
Electrical engineers' handbook : electric power / ed.lit. Harold Pender
Standard handbook for electrical engineers / Frank F. Fowle
The practical engineer electrical pocket book and diary for 1916
Manual do torneio e frezador mecânicos / Pref. João Sequeira de Castro
Manual do soldador oxi-acetilénico / Sociedade Portuguesa do Ar Líquido
Instruction manual for air-cooled Deutz diesel engines / Deutz A.G.
Traité d' algèbre supérieure : principes, racines des équations, grandeurs algébriques, théorie de galois / Henri Weber; trad. J. Griess
Manual elementar e pratico sobre machinas de vapor : applicadas à navegação / C. A. Pinto Ferreira
Manual de combustibles en la industria / Campsa
Steam engines : instructions for installation, operation and maintenance / Belliss & Morcom LTD