Singer Sewing Machines 15, 15K, 15N and derived variations
Singer 15: Restoring, Cleaning, and Using — The Mermaid's Den
Threading a Singer Model 15-30 sewing machine and using the zigzag and buttonhole attachments - YouTube
A Singer 15-87 and a Curious Redundancy in Model 15 Varieties - Victorian Sweatshop Forum
History of Singer & 15-91 — Code Cat Corner
Singer 15 – Old beats new – Dan Hopgood
1952 Singer 15-91 Sewing Machine. I sew on this machine daily and made 4 quilts on it this month alone. As long as its serviced regularly and properly cared for, it could
Singer Sewing Machines 15, 15K, 15N and derived variations
Singer 15K - Sewing machine with associated parts and a separate table block, 1918 - Iron (cast/wrought), Wood - Catawiki