Cruising CL, I happened upon an obscurely titled ad for two industrial machines, a dark picture of two distant hunks of vaguely silver-colored metal placed haphazardly upon a table behind a rocking chair and box of diapers. The price was $350. The text was cryptic, indicating both machines had possible issues. At any rate, he did manage to spell 'Pfaff' correctly, although the model numbers were way off. Intrigued, I wrote to him. It turns out that he was selling a Pfaff 138 and 134...