Radar O'Reilly states his age to be 19 in this episode. Gary Burghoff, who plays Radar, was 30 when this episode was filmed.
There's an announcement on the PA system that Nazi war criminal, Alfried Krupp, had been released from prison. This occurred on February 1, 1951.
During Henry's lecture, Hawkeye refers to the cardboard woman and man as "Maggie and Jiggs". These were characters from the George McManus comic strip "Bringing Up Father ". There were also 5 films featuring the pair made between 1945-1950.
One of the rare occasions in which canned laughter is heard during an OR scene - when Hawkeye and Trapper first attempt to operate on Frank and are interrupted by incoming wounded and near the end of the show when surgery on all the casualties has concluded and the only patients remaining on OR are Frank and the Korean woman delivering a baby.
The ape costumes worn by Hawkeye and Trapper are very similar to one seen at the New Year's Eve party in the movie, "Trading Places."