If you read the technical specs, they did get those right. So the error is in using the replacement of nickel date range (until 1946) as the use of tombac range.
So, some writer didn't read the specs correctly. What ... a ... shock.
1942 - 1943
Composition: 88% copper, 12% zinc (tombac)
Weight (g): 4.54
Diameter (mm): 21.21
Thickness (mm): 1.7
1944 - 1945
Composition: chrome plated steel
Weight (g): 4.54
Diameter (mm): 21.21
Thickness (mm): 1.7



















