Rand McNally world map for the air age,
QR Code Link to This Post
Rand McNally world map for the air age by Rand McNally and Company( )
1 edition published in 1943 in English and held by 8 WorldCat member libraries worldwide
Shows principal world airlines, operating and proposed lines as of 1939
prof Renner was born in 1900 and died in 1955. quite a bit of info on the internet.