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58 THE MARINE REVIEW March, 1919 “READY FOR THE JIRONS” Machine Made ae MASTS — SPARS — BOOMS Don’t waste it. Made according to your blueprints WESTERN SPAR COMPANY 910 YEON BUILDING PORTLAND, OREGON The Whiting Type “R” Crane Trolley shown below was furnished the Seaboard Air Line Ry. for their Portsmouth, Va. shops for handling locomotives, two 80-ton trolleys operating on an 86 ft. span bridge. The type “R” is essentially a ‘Safety First’ trolley— it has been approved by steel mill engineers as meeting all safety requirements. The entire train of gears is enclosed and operates in oil bath; with exception of drum shaft and axles, no shafts extend across the trolley; all shafts in gear trains are on same line. Trolley sides and separator made cast steel if desired. Simple, rigid construction throughout. Standard sizes from | to 100 tons capacity. Write for Catalog 130 Complete Foundry Equipments CRANES OF ALL TYPES WHITING FOUNDRY EQUIPMENTCO HARVEY-ILL.U.S. A. CHICAGO SUBURB. Please mention THE Martine Review when writing to Advertisers