Special Type* FREE Interchangttbllity Directory Valuable soldo to .election of proper RCA lube type replacement. ... This book contains 36 pages with 31 photos and diagrams. ... Promotional material prepared for this event includes 4- color window and counter displays, a set of 16 transcribed spot ... RTMA and NARTB will supply news releases to the local papers, and will carry out a mail campaign directed to officials of schools and civic organizations, county agents, and clergymen.