[1946: No 1] Diagram of Lines (Central Line Extension overprint on map)
This data has been verified against a physical copy of the map.
Series
Standard Pocket Map
Dated
1946
Publication date
January 1946
Edition
No 1
Variant
Central Line Extension overprint on map
Designer
Harry Beck
Cover title
Diagram of Lines
Cover design
Cover artist
Publisher
Printer
McQuordale & Co. Ltd
Print code
146.214G. 250,000
Reference number
Material
Card (thin)
Dimensions
Folded: 76mm X 147mm Unfolded: 228mm X 147mm
Notes
Images
![[1946: No 1] Diagram of Lines (Central Line Extension overprint on map)](https://um-prod-map-img-cdn.b-cdn.net/436/conversions/8c6010a7-b973-4a5a-ac1a-f7772c585319-preview-1x.jpg "[1946: No 1] Diagram of Lines (Central Line Extension overprint on map)")
Outside
![[1946: No 1] Diagram of Lines (Central Line Extension overprint on map)](https://um-prod-map-img-cdn.b-cdn.net/816/conversions/928e9d76-905a-43b6-8a02-05467da16ef2-preview-1x.jpg "[1946: No 1] Diagram of Lines (Central Line Extension overprint on map)")
Feature: Central Line extension map overprint
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