In message , at 09:07:54 on Mon, 30 Oct
2017, Peter Able remarked:
Here's another variant. I can't see Beck's name on it, but the schematic
map is certainly in his style:
https://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~267441~90041892:Imperial-Airways-Map-of-Empire-&-Eu


Yes, I came across that, apparent, plagiarism of Beck's efforts.

"This extraordinary world map by noted Bauhaus designer and artist,
Laszlo Moholy-Nagy, draws on the pioneering information design work of
Harry Beck and his London subway maps"
--
Roland Perry