Spons' mechanics' own book

Spons' dictionary of engineering, civil, mechanical, military, and naval

Spons' Dictionary of Engineering, Civil, Mechanical, Military, and Naval; With Technical Terms in French, German, Italian, and Spanish; Volume 4

Spons' Dictionary of Engineering, Civil, Mechanical, Military, and Naval; with Technical Terms in French, German, Italian, and Spanish; V. 1

Spons' encyclopædia of the industrial arts, manufactures, and commercial products ..

Supplement to Spons Dictionary of Engineering, Civil, Mechanical, Military, and Naval; V. 2

Spons' Dictionary of Engineering, Civil, Mechanical, Military, and Naval; With Technical Terms in French, German, Italian, and Spanish; Volume 6