400
This site will explain how to strip your pistol. http://www.thehighroad.org/archive/index.php/t-129970.html
50-250
$150 to $250 depending on condition.....
Undoubtedly you mean 7.65mm which is the same as the .32ACP. You have the Deutsche Werke Ortgies, and assuming it is a standard pistol in typical condition they are selling between $125 and $200. sales@countrygunsmith.net
You should ask a gunsmith for help.
world war 1 1910. world war 1 1910.
50-1000 USD or so depending on specifics
.635 mm
635 mm = about 25 inches.
635 millimeters = 25 inches
635/100 mm or 127/20