Check this link Domenic . Should be your chassis.
http://www.nostalgiaair.org/Resources/412/M0019412.htm
Regards
Ken
Best
Ken
::I might add that since it's a pre War radio the schematic uses M to designate thousands instead of K .
:500M would be 500K or 500,000 ohms. Meg is used in it's proper format.
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:Best
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:Ken
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