The American carbon manual, or, The production of photographic prints in permanent pigments /

Frontispiece is specimen of carbon printing, Swan's process.

The photographic colorists' guide,

Mode of access: Internet.

The practical printer: a complete manual of photographic printing,

Mode of access: Internet.

The silver sunbeam; a practical and theoretical textbook on sun drawing and photographic printing:

Mode of access: Internet.

A study of performance characteristics of domestic water heating equipment, conducted for the Federal Housing Administration under contract no. HA-fh-646 (amendment no. 1) May 10, 1956 /

Mode of access: Internet.

Niagara controlled humidity method of air conditioning using hygrol, hygienic liquid absorbent. Engineering data presenting a new, simplified method of calculating both the load conditions and the selection of equipment.

Mode of access: Internet.

Trane refrigeration manual; a practical volume on the installation, maintenance and service of refrigeration equipment used in conjunction with air conditioning systems.

Mode of access: Internet.

Power line carrier equipment for relaying, telemetering, load control, remote trip and emergency communication ...

Mode of access: Internet.

Broadcast audio (speech input) equipment for AM, FM and television, September, 1945 ...

Mode of access: Internet.

H-44 operator's manual. Heatwole 44 information and data processing equipment.

Mode of access: Internet.

The University of Michigan College of Engineering : a photographic history celebrating 150 years /

Mode of access: Internet.

Photography as a fine art : the achievements and possibilities of photographic art in America /

Republished from Everybody's magazine and Camera notes.

The international annual of Anthony's photographic bulletin.

Final issue consulted (surrogate).

A manual of photographic chemistry : including the practice of the collodion process /

Mode of access: Internet.

Negretti & Zambra's encyclopaedic illustrated and descriptive reference catalogue of optical, mathematical, philosophical, photographic and standard meteorological instruments, manufactured and sold by them.

Mode of access: Internet.