On Aug. 11, 1919, 15 World War I veterans gathered with the idea of establishing a Legion post to serve the veterans of the communities of Merchantville and Pennsauken. Of several names submitted for the name of the post, Frederick William Grigg was selected. Corporal Frederick Grigg was killed in the Argonne Forest and Meuse drive in October 1918. He was struck in the stomach by a fragment of shrapnel. He was buried in Plot G, Row 26, Grave 30 at the Meuse-Argonne American Cemetery in Romagne, France.
On Aug. 11, 2019, the post celebrated its 100th birthday by holding a meeting on the site of that first meeting. There was a reading from the original minutes book. A roll call of officers was held. Current post officers responded when the name of the original officer was called. The names of the nominees and the results of the name selection was read,
Several relatives of Fredrick Grigg were in attendance. The closet relative was nephew Rodger Grigg. Rodger is a World War II Navy veteran,
The highlight was an emotional folding of an American flag which was accompanied with a reading on the meaning of each fold by members of Unit 68. After the flag was folded, Post Commander John Brouse presented it to Rodger Grigg, "on behalf of a grateful nation."