Musulin successfully commanded the airlift Operation Halyard from 10 to 29 August 1944 .
Operation Halyard is the rescue from the air of about 447 U.S. airmen from Nazi - occupied Yugoslavia .
Musulin successfully commanded the airlift Operation Halyard , the rescue from the air of about 447 U.S. airmen from Nazi - occupied Yugoslavia , from 10 to 29 August 1944 .