San Francisco : Architect and Engineer, Inc · leaf 52
. S. F. YUkon 6-1489 ABBOT A. HANKS, INC.Engineers & Chemists INSPECTING — TESTING — CONSULTING CONCRETE • STEEL • MATERIALS CHEMICAL AND TESTING LABORATORIES . RESEARCH AND INVESTIGATION • TESTS OF STRUCTURAL MATERIALS DESIGN OF CONCRETE MIXES SHOP AND ERECTION INSPECTION OF STRUCTURES AND… … PKBUC IWwFEB 2L» 194Q PER.ODHUi n--pT, rrrr r ir » « » • ■
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