The silver sunbeam : a practical and theoretical text-book on sun drawing and photographic printing (1873)
Towler, John, 1811-1889 · New York : E. & H.T. Anthony · leaf 580
; look out for what will make good stereoscopic views, and what will make good eight by ten or larger size. Mark down the time of day the light is most suitable. In this way you can start in the morning with your things, keeping the sun three-quarters on your work, and follow him all day — except… … The latest mode of working is now to give a good expos- ure for detail, and in developing get out all you can ; but do not over expose or develop, so as to have a flat or fogged
Photography
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.