1890 Patent No. 16,672 propelling boats by man-power, Fritz Batjer, Hamburg

Patent No. 16,672 A.D.1890 Improved Apparatus for Propelling Boats by Man-power

"I, Fritz Batjer of 32 Frauchthallen Hamburg in the Empire of Gmerany, Engineer, do hereby declare the nature of this invention and in what manner the same is to be performed, to be particularly described and ascertained in and by the following statement: This invention consists in an improved boat propelling apparatus to be operated by man power and intended principally to rotate a screw which causes the motion of the boat..."

1 page of text + 1 drawing which have been disbound from a larger volume.

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