info
Lee valley has a reprint book on the 45 along with the 55. I have found a pdf of the manual online as well as lots of info over at patrick’s blood and Gore athttp://www.supertool.com/StanleyBG/stan6.htm#num45
here is the manual in pdf not sure what year this was
http://tooltrip.com/tooltrip9/stanley/comb-planes/45man.pdf
I hope this gets you the info you need
Todd