The 1939 Bostwick Field team included Pete Bostwick, Robert L. Gerry Jr., Elbridge T. Gerry Sr., Eric Horace Tyrrell-Martin. In the 1940 U.S. Open Polo Championship final, the Aknusti team beat Great Neck. The final score was a close 5 to 4. Playing for Aknusti that year were Gerald Smith, Robert L. Gerry, Jr., Elbridge Gerry, and Alan Corey Jr. The 1941 Aknusti team was composed of Elbridge T. Gerry Sr., Robert L. Gerry Jr., Edward H. Gerry, and Pete Bostwick. In the U.S. Open finals, they played against Gulf Stream whose riders were Michael Grace Phipps, Ben Phipps, Charles Skiddy von Stade, and Alan L. Corey, Jr., who beat Aknusti 10–6.