Also, an individual hard copy of a schematic diagram for a radio can be costly. When I started out I invested in one of these DVD's and I can print diagrams as needed for whichever radio I should find. Your radio is in Beitmans, Vol.1, Pg. 167.
http://www.ebay.com/itm/Riders-Beitmans-Manuals-50-VOLUMES-OF-RADIO-SCHEMATICS-in-HIGH-RESOLUTION-/140640257885?hash=item20bed0075d:g:SR4AAOSw0kNXg8im
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"Any sufficiently advanced technology is indistinguishable from magic."
— Arthur C. Clarke