RCA Power and Gas Tubes 1949 Catalog Form No. PG-101-A

The product is an RCA Power and Gas Tubes catalog from 1949, with the form number PG-101-A. This vintage catalog would likely contain information and specifications on various power and gas tubes manufactured by RCA in 1949. It reflects a piece of electronics history, showcasing products from a well-known American brand in the mid-20th century. The catalog would provide valuable insights into the technology and components available during that time, making it a collectible item for vintage electronics enthusiasts and historians.