The Old Town canoe with serial number 126530 is a 15 foot long, CS (Common Sense or middle) grade, fifty pound model with open spruce gunwales, ash decks, ash thwarts, ash seats, and a keel. It was built between January, 1939 and January, 1940. The original exterior paint color was dark green. It shipped on February 15th, 1940 to Boston, Massachusetts.
The Old Town canoe with serial number 171182 is a 15 foot long, fifty pound model with a keel. It was built between June and July, 1961. The original exterior paint color was dark green. It shipped on July 13th, 1961 to Ashland, New Hampshire.
Scans of these build records can be found below. These scans were created with substantial grants from the Wooden Canoe Heritage Association (WCHA) and others as you probably know well. A description of the project to preserve these records is available at
http://www.wcha.org/catalogs/old-town/records/ if you want more details. I hope that you will donate, join or renew your membership to the WCHA so that services like this can continue. See
https://www.woodencanoe.org/about to learn more about the WCHA and
https://www.woodencanoe.org/pricing-plans/join to donate or join.
It is also possible that you could have another numbers or manufacturers if these descriptions don't match. Feel free to reply here if you have any other questions.
Benson