Report of the Watering Committee, to the select & common councils of the city of Philadelphia, relative to the Fair Mount water works. Read January 9, 1823 T Technology
Practical photography on glass and paper ; a manual containing simple directions for the production of portraits, views, & c., by the agency of light, including the collodion, albumen, calotype, waxed paper, and positive paper processes T Technology
The conservation and improvement of tidal rivers, considered principally with reference to their tidal and fluvial powers T Technology
