If you are interested in selling these machines, post them in the marketplace rather than tagging on to an information thread with no activity for 2 years.
See the marketplace rules here https://leatherworker.net/forum/forum/70-announcements/
You need to identify if you will ship or not and who pays the shipping.
See the marketplace rules here, See the marketplace rules here https://leatherworker.net/forum/forum/70-announcements/
Why is your IP address Mexico? Sounds like a possible scam.
You can list your machinery in the marketplace section. Split them up, one machine per thread. Must be priced in US$
See the marketplace rules here https://leatherworker.net/forum/forum/70-announcements/
A couple files that may help, especially conversions for a number of old stamps, or similar to old stamps.
CraftoolConversionChart s.pdf
#90 1961 Craftool Leather Stamps.pdf
What is the model number of the machine? A picture or 2 could also help members identify your machine and be able to provide you some help. Lots of old black singers around. Not all the same model.
OP has been warned and placed under moderation.
I believe advertising, accepting payment, money transfer, not shipping fall into the classification of mail fraud. You can pursue this with the Attorney General for the state he lives in.
@AllStitchedUp You are on notice.