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Knockout #657
Professor Lawson is kidnapped by three men in a helicopter. He throws the srcret plans to his daughter. Sexton Blake gives chase in his sports car and is fired upon.
Cover Date
September 29, 1951
On Sale Date
September 29, 1951
Pages
16
Cover Price
3d [0-0-3 GBP]
Credits
Writer
Penciller
Inker
Letterer
Characters
Sexton Blake; Tinker; Professor John Lawson; Betty Lawson; Korlov
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