Columbia subject headings:
International Longshoremen's and Warehousemen's Union--History.
Machinery in the workplace--West (U.S.)
Stevedores--Effect of technological innovations on--West (U.S.)--History.
Stevedores--Labor unions--West (U.S.)--History.
Harvard subject headings:
International Longshoremen's and Warehousemen's Union--History.
Machinery in the workplace--West (U.S.)
Stevedores--Effect of technological innovations on--West (U.S.)--History.
Stevedores--Labor unions--West (U.S.)--History.
Princeton subject headings:
International Longshoremen's and Warehousemen's Union--History.
Machinery in the workplace--West (U.S.).
Stevedores--Labor unions--West (U.S.)--History.
Stevedores--West (U.S.)--Effect of technological innovations on--History.