Who are the background singers in let it snow frank Sinatra?

There are no background singers for "Let It Snow!" sung by Frank Sinatra. Instead, he sings with several members of the studio band: Trummy Young (trombone), Buddy DeFranco (clarinet), Babe Russin (tenor saxophone), Ray Sims (clarinet), Ted Nash (saxophone), Milt Bernhart (trombone), Lou Stein (clarinet), Murray McEachern (clarinet), Joe Bushkin (piano), George Van Eps (guitar), Artie Bernstein (bass) and Cozy Cole (drums).