what is the best book to get for all the straight razor info
B&B, SRP etc is where all the info is.
any reason you want a physical book?
A physical book would be great for bedtime stories.
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This is the kind of book I am interested in, Krumholz book has a price guide and company factsdefinitely.
Standard Guide to Razors, Identification & Values is quite good for beginner (like me)