Singer Model 431 Slant-O-Matic Sewing Machine

Kimball and Morton 1902 Lion Figural Sewing Machine

Maggie Snell's 'Almost a 10' Sewing Machine

International Sewing Machine Collectors' Society

The purpose of the International Sewing Machine Collectors' Society is to foster the collecting of, and research into, sewing machines.

Singer Class 431 Sewing Machines feature a slant shank, rotary hook, and a free-arm. They use Class 66 bobbins and 15x1 needles.
Singer 400 Series Model Descriptions
A Card Table for the 400 Series

ISMACS is an organization totally independent of all sewing-machine manufacturers, past or present and is not affiliated with any of the companies mentioned in these pages. Please Note: Do not contact any ISMACS official in an attempt to solicit a valuation - it is not possible other than by hands-on assessment and your request will be ignored.

All rights reserved by ISMACS, under International and Pan American copyright conventions. Reproduction or copy of this page, in any form, in part or in whole, is strictly prohibited, without prior, written permission.

International Sewing Machine Collectors' Society

The purpose of the International Sewing Machine Collectors' Society is to foster the collecting of, and research into, sewing machines.

Class 431