These are links of resources that I find, as a photographer and collector, incredibly useful. Click on the images accompanying the description
Owned by Mike Butkus, this is a treasure trove of manuals for old, obscure and more modern cameras, as well as information and his own page of incredibly useful links. Keep Mike's site alive by making a small donation.
www.butkus.org/chinon
The Authentic guide to Russian and Soviet cameras. Princelles second edition has been out of print for many, many years. view or download it here
1200 Cameras from CCCP. This book, mainly in Russian, although the introduction and history are in English, is a great guide to Soviet cameras and other apparatus, complimenting the Princelle's Guide. Download it here
Strobe Trigger Voltages. Considering using an old strobe electronic flash on a modern digital camera? Check out this list of flash trigger voltages first. However it's best that you test the trigger voltage first (see here) check out the voltages here
Windows Live MovieMaker
This simple video editor was removed from Windows in 2017. I found a simple exe file that installs and runs the program on Windows 10 and 11. The file is clean and free from malware and has no restrictions on its use. Download it here