On Sun, 08 Feb 2015 10:52:12 -0600, -MIKE- wrote:

2x4 finished dimensions have changed over the years.
IIRC the current 1.5x3.5 size has been the standard since the late 60s.

Not sure about the dating, but I seem to remember 1.75 x 3.75 way back
when. Of course that may have been recycled or old stock or a faulty
memory. Anyone else remember that size?