I came across an interesting add in an old archived edition of a Central Oregon Newspaper (The Brownsville Times) this week.  In 1925, a Bamboo Fishing Rod was only $3.25, Leaders (the expensive ones) were 20 cents, and flies were 15 cents each.  Interestingly, Fly Books (the good ones) were $1.90.  Here is a look:

1925 Brownsville Times