I got this at an estate sale this morning, looks to be a mid 1920's NO.1. It's not marked No.1 and is marked Milwaukee Wis and not USA. It's a bit different than most examples, anyone know when they marked like this?
image by https://www.flickr.com/photos/119819727@N06/, on Flickr
image by https://www.flickr.com/photos/119819727@N06/, on Flickr
image by https://www.flickr.com/photos/119819727@N06/, on Flickr
image by https://www.flickr.com/photos/119819727@N06/, on Flickr