as originally designed by C. Mills
page D
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page D
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Opti 1948 first page of plans - drawings
Opti 1948 b next page of plans - drawings
Opti 1948 c next page of plans - drawings
Opti 1948 d next page of plans - instructions
Opti 1948 e next page of plans - instructions
All Opti 1948 plans sketch a single page with all of the plans drawings