Stereo photo series for quantifying natural fuels /

"PMS 830"--Cover, v. 1; "PMS 831"--Cover, v. 2; "PMS 832"--Cover, v. 3; "PMS 833"--Cover, v. 4; "PMS 835"--Cover, v. 6; "PMS 838"--Cover, v. 6a; "PMS 839"--Cover. v. 7; "PMS 840"--Cover, v. 8.

Artists at home : photographed by J. P. Mayall, and reproduced in facsimile by photo-engraving on copper plates /

Mode of access: Internet.

Demand-responsive decentralized urban traffic control : part 1, single-intersection policies /

"February 1982."

Practical guide to photographic & photo-mechanical printing,

Mode of access: Internet.