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3 videos. Ranked by independent recommendations, not by views.

1. 

   1 Collin's Lab: The REAL Breadboard

   Make: 4 people · 4 months · since Nov 2012

   A Make video showing the original wooden breadboard with nails, usually linked to explain where the name comes from or as a nostalgic build idea.

2. 

   2 Mechanical Computer (All Parts) - Basic Mechanisms In Fire Control Computers

   Excelsior10000 3 people · 4 months · since Aug 2015

   A 1953 Navy film on mechanical analogue fire control computers, shared as fascinating background rather than direct electronics instruction.

3. 

   3 AT&T Archives: The Step-By-Step Switch

   AT&T Tech Channel 3 people · 3 months · since Feb 2015

   Archive film explaining electromechanical step-by-step telephone switches, recommended for understanding how exchanges routed calls before digital electronics.