The complete book of trades, or, The parent's guide and youth's instructor : forming a popular encyclopaedia of trades, manufactures, and commerce, as at present pursued in England, with a more particular regard to its state in and near the metropolis : including a copious table of every trade, profession, occupation, and calling, however divided and subdivided : together with the apprentice fee usually given with each, and an estimate of the sums required for commencing business (1842)
Whittock, N. (Nathaniel), 1791-1860 · London : Printed for Thomas Tegg · leaf 130
THE COMPLETE BOOK OF TRADES. 108 … This brief explanation of the principles upon which simple roofs are constructed, will be sufficient to shew the judgment and skill required in the workman: but a great deal more is required when the roofings for theatres, churches, and other large buildings are to be formed. Roofs have been…
Industrial arts · Occupations · Vocational guidance
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.