Ricker, Nathan Clifford An Extension Of The Dewey Decimal System Of Classification Applied To Architecture And Building Ricker, Nathan Clifford Simplified Formulas and Tables for Floors, Joists and Beams; Roofs, Rafters and Purlins Ricker, Nathan Clifford Elementary Graphic Statics and the Construction of Trussed Roofs Sök bara efter: Ricker, Nathan Clifford