The Official Shoulder Patch - Little League

I believe it was a patch that a military person used when coaching or playing in the softball league. Here are a couple of very collectible patches,

Excellent Collectible Little League Baseball Shoulder Patch, Softball Patch 1980

Here are a few more details about the uniform patches coming soon - Bleed Cubbie Blue

Top 35 Minor League Baseball Team Logos (and the worst one), by Kevin Michael Wyatt

Unapplied, Applied to Left Sleeve of all Little League Polos and Jackets.

New Little League Patch

New City Plans Pep Rally for Softball Team Headed to the Little League World Series

Little League Baseball Uniform Patch Sports Classic

Patch Work: Lamar Hunt's Love of Uniform Patches

Best MLB shoulder patches

Brewers introduce new City Connect uniforms - Brew Crew Ball

Chapter 3: Third Base; 3 Tips for Playing the Hot Corner in Little League - Baseball Trading Pins

Hamilton Capay Little League