Progress is fine, but it's gone on for too long.

 Here's an interesting one.  "Our man" Jay in New Jersey, found this somewhere in New Jersey and wondered what was being comme...

More quirky (and dated) illustrations from Related Science for Automotive Trades by  Louis Jensen and William Brazier,  Delmar Publishing, 1...

 Here's a sidecar from an older carousel, much too nicely shaped to be a simple merry go round object. The manufacturer is unknown but G...

  Anyone familiar with Moto Guzzi in the 1980s and 90s is aware of Dr. John Wittner, a Philadelphia dentist who modified Guzzi VTwins into r...

1954   This company is still around, doing what they always did. History at the company website .

 Looks like a wallpaper pattern.

  Here's a 125cc racer from the DOT marque with an usual layout.     No technical details given but for some reason, the Villiers engine...

 Dellow was a niche automobile company near Birmingham, England, in business between 1950 and 1957. The ads above show the final model, all ...

Shop Theory , Henry Ford Trade School, McGraw Hill, 1943   Oh yeah, this will definitely be on the test.

 Dibs on the Harley!