https://tipurdy.org/the-mighty-mcgiffert-loader/
Look at the size of those "yellow" Pine Logs. Note the "big wheels" behind the Sixty.
We tend to think of Caterpillar as major construction/mining equipment today, but let us not forget, the roots of Holt and Best were farming in the fertile Sacramento/San Joaquin Valleys and Delta.
Thankfully, there are the collectors, enthusiasts, clubs and other venues keeping these machines and memories alive.
ACMOC is one of the leaders in this "niche" and dedicated to CATERPILLAR, all with the efforts of YOU, the individuals making this available and working together.
Nothing beats the shows and demonstrations along with the great knowledge base you provide and share with others.
"keep 'em crawlin'",
CTS