Sozialistische Monatshefte. (Monthly Review.) Berlin.

Spencer, George: Nationalisation of the Land. Henderson. London.

Spencer, Herbert: The Man versus The State. Williams & Norgate. London. 1907.

Squire, Jack C.: Socialism and Art. Twentieth Century Press. London. 1907.

State Maintenance of Children. (Leaflet.) Social-Democratic Federation. London.

State Railways for Ireland. Fabian Society. London. 1899.

Steele, Henry: The Working Classes in France. Twentieth Century Press. London. 1904.

Stegmann und Hugo: Handbuch des Sozialismus. Zurich. 1896.

Stirner: Der Einzige und sein Eigenthum. Leipzig. 1845.

Suthers, R.B.: "Killed by High Rates"—Or Rent? Clarion Press. London. 1905.