A few nice contractor images I found:

Image from page 193 of “Building & engineering news” (1914)
contractor
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Identifier: buildingengineer2525cont
Title: Building & engineering news
Year: 1914 (1910s)
Authors: Contractors’ and Dealers’ Association of California
Subjects: Architecture Building Construction industry Engineering
Publisher: San Francisco : L. A. Larson
Contributing Library: San Francisco Public Library
Digitizing Sponsor: San Francisco Public Library

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SAN DIEGO, Cal. — Archts. JohnParkinson and Donald B. Parkinson,420 Title Insurance Bldg., are takingbids for a 13-story class A bank andoffice bldg. on Broadway bet. 6th and7th Sts., San Diego for John D. Spreck-els. Bids are being taken separatelyon general work, plumbing, heating,wiring, painting, elevators, marble andtile work, etc; 200×100 ft., steel fr.constr.; 1st sto. column spacing 45 ft.wide and 30 ft. high; 45 offices on eachof upper firs., 13lh sto. of reinf. cone,constr. with tile rfg., tower 230 ft.high, terra cotta and stone facing,plate glass, hdwd. trim, steam htg., 1freight and 6 passenger elevators;,260,000. Bids are to be received onAug. 10th. BERKELEY, Alameda Co., Cal.—SeeHotels, this issue. Roy O. Long Co.,plans erection of hotel and officebuilding; est. cost, ,500,000. WHIT CD THEEASY HARDWARE

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