Books in Browsing: Engineering & Construction (sorted alphabetically)
- Paper-Cutting Machines Jr. Niel Gray
- Paper & paper making, ancient and modern Richard Herring
- Papierprüfung: Eine Anleitung zum Untersuchen von Papier (German) Wilhelm Herzberg
- Pegasus : problems of transportation J. F. C. Fuller
- Petrol Engine Francis John Kean
- Petroleum Albert Lidgett
- Photo-engraving, Photo-etching and Photo-lithography in Line and Half-tone W. T. Wilkinson
- Photographic Reproduction Processes Peter C. Duchochois
- Piece Goods Manual A. E. Blanco
- Pioneer': Light Passenger Locomotive of 1851 John H. White
- Pioneer Railway of the West Maude Ward Lafferty
- Pioneer Steamship Savannah: A Study for a Scale Model Howard Irving Chapelle
- Pittsburgh Main Thoroughfares and the Down Town District Frederick Law Olmsted
- Plain Concrete for Farm Use T. A. H. Miller
- Plank Frame Barn Construction John L. Shawver
- platinum metals Arthur Douglas Lumb
- Pneumatic conveying Ernest George Phillips
- Pneumatic Despatch Tube System of the Batcheller Pneumatic Tube Co. Birney C. Batcheller
- Political and commercial geology and the world's mineral resources
- Popular Technology; or, Professions and Trades. Vol. 2 (of 2) Edward Hazen
- Practical Carriage and Wagon Painting M. C. Hillick
- Practical Farm Buildings: Plans and Suggestions Andrew Frederick Hunter
- Practical forging and art smithing Thomas F. Googerty
- Practical Graining, with Description of Colors Employed and Tools Used William E. Wall
- Practical Hand Book of Gas, Oil and Steam Engines John B. Rathbun