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

 Flying in formation...

  Armaloy was a trademark introduced by the Armstrong Bros. Tool Company of Chicago in 1946 for their new chrome-vanadium steel alloy and so...

  Arthur Train, Jr. illustrated by Chichi Lasley, The Story of Everyday Things , 1941 Uhhhm Not quite...

Roger Bilstein and Jay Miller, Aviation in Texas , Texas Monthly Press, 1985  

Music in a car? Never happen!  

 John and his dad Jack admiring a Vincent-engine Featherbed special outside of Jack's motorcycle business.

I figured this was another Ford model T- related tool, but Google Lens tells me it was actually made for the Delco Light Co. of Dayton, Ohio...

 The race at Chimay, Belgium was a road course and saw racing from 1926 through 1972. The 1951 event was a non-championship Formula 2 event ...

  Found! Two pieces of 8 inch angle, 1/2inch wall, 6 inches long.  " Leave them there, y ou don't need them. What do you want with ...

John Feirer and Earl Tetro,  Machine Tool Metalworking , McGraw-Hill, 1961  Seriously...? This required an illustration?  We pause for a com...