MAMOTH KEMPE’S THE ENGINEER’S 1923 YEARBOOK 30TH ED.
2803 pages. Measures about 7″ x 5″ x 3.5″. Remarkable reference book in excellent condition. Many pages of advertising. 30th edition. Published in 1923 by H. R. Kempe.
Full title is as follows: “Kempe’s Engineer’s Year-Book for 1923: A compendium of the modern practice of civil, mechanical, electrical, gas, marine, mine & metallurgical engineering.”