6 Silhouettes 11 Silk 1 Silk Association of America 7 Silk industry 4 Silos (agricultural structures) 3 Silver mining 2 Silver-plated ware 1 Silversmiths 7 Silverware 2 Silverware industry 2 Silverwood Street 20 Silverwork 14 Simeon (Biblical figure) 1 Simmon's Hardware Co. 1 Simmons' Patent Medicine 1 Simon, Apostle, Saint 1 Simon, of Cyrene 3 Simpson & Neal Shipbuilder's Yard 1 Simpson, Edmund Shaw, 1784-1848 1 Simpson, James Young, 1811-1870 1 Simpson's Lumber Yard 1 Simpson's Washington Print Works 3 Simpson's Wool & Cotton Factory 2 Sims, William S., 1858–1936 2 Simurgh 1 Sindbad the Sailor (Legendary character) 1 Siner Bros. Brick Yard 3 Singapore 3 Singer Manufacturing Co. Building 1 Singer Manufacturing Company 1 Singers 3 Singing 78 Single-family dwellings 17 Single-story 2 Sinks 1 Sir Isaac Newton 1 Sirens (Mythology) 1 Sirens (sound devices) 1 Sisson, James, J. L. 5 Sisters of Charity
