2 images. World Trade Week (Industrial Trade Week), 20 May 1952. Barbara Bates ("Miss World Trade"); Ralph D. Sweeney (President, Los Angeles Board of Harbor Commissioners); W.R. Frosty Martin (President, Los Angeles Harbor Commission); Joyce Niederberger ("Princess Long Beach"); Jane Stevenson ("Princess Wilmington").; Supplementary material reads: "Daily: Industrial Day World Trade Week: Left to right: Barbara Bates, Miss World Trade draws sign with lipstick advertising World Trade Week while Ralph D. Sweeney, President, Los Angeles Board of Harbor Commissioners holds card. Others l to r: San Pedro Princess Bianca Detert; W.R. 'Frosty' Martin, President, L.B. (L.A.?) Board of Harbor Commissioners; Princess Long Beach Joyce Niederberger; and Princess Wilmington Jane Stevenson, at luncheon at American President Lines' new terminal during Industrial Day tour of harbor in keeping with World Trade Week".