Bruce Mercer said in the 05.05.26 MMD:


>> I found another somewhat unusual roll: Gulbransen Instruction Roll
>> #3 Fourth Edition - Martin Method copyright 1923.  How many rolls
>> were in this set?  If anybody has an interest in this roll, email
>> me.


I have a couple of these sets, and there are four rolls in each set,
unless of course there is another set that I don't know about.

Hal Davis