I DON’T KNOW HOW IT WENT WITH YOU, BUT IN THE 1950’s THE FIRST THING YOU HAD TO DO WHEN YOU GOT TO BASIC TRAINING WAS MAIL A CARD TO YOUR PARENTS TELLING THEM YOU ARRIVED SAFELY. BELOW ARE A FEW OF THE OLD ARMY POST CARDS I FOUND ON THE INTERNET.
ARMY POST CARDS
ARMY BARRACKS 
Was stationed there in 92 lt Harris was our commander
OH YEH, THAT’S THE FIRST THING WE DID IN BASIC WAS TO MAIL A CARD HOME SAYING WE GOT THERE OK.
LOVE THESE POSTCARDS. A COUPLE I’VE SEEN, BUT MOST I HAVEN’T.