$6500 a Year After Learning Salesmanship at Home!" by M. B. Sackheim, National Salesmen's Training Association ad, Popular Mechanics June 1918 (leaf 178)
The pattern
This still sits in the public-domain pool. No pattern name yet.
Why it works
The specific dollar figure in the headline provides a measurable career benchmark that cuts through vague promises of success. Showing a relatable home study setting reassures working men that career advancement does not require quitting their day job.
Steal this when
When selling vocational distance learning where specific income targets overcome fear of wasted effort.