I've Learned A Lot Of Knots In The Navy

Front:
BUT THEY DIDN'T SHOW ME HOW TO TIE THIS ONE! I'VE LEARNED A LOT OF KNOTS IN THE NAVY NH4 WALT

Back:
MADE IN U. S. A "TICHNOR QUALITY VIEWS REG. U.S. PAT. OFF MADE ONLY BY TICHNOR BROS., INC., BOSTON, MASS. 70882