Old issues of Popular Electronics, sold individually - you choose the issue! I only have one of each issue. 

These are original magazines and have varying levels of minimal wear, but are in very good condition. 

Issues available are:

• July 1977, Volume 12, No. 1
• August 1977, Volume 12, No. 2
• November 1977, Volume 12, No. 5
• December 1977, Volume 12, No. 6
• January 1978, Volume 13, No. 1
• March 1978, Volume 13, No. 3
• April 1978, Volume 13, No. 4
• May 1978, Volume 13, No. 5
• September 1978, Volume 14, No. 3
• October 1978, Volume 14, No. 4
• April 1979, Volume 15, No. 4
• August 1979, Volume 16, No. 2
• November 1979, Volume 16, No. 5
• January 1980, Volume 17, No. 1
• February 1980, Volume 17, No. 2