United States Court of Appeals For the Ninth Circuit . ms-~. -li I, I M«;. Witnesses Xhvejpiof* ^//^ ^/» /^e^ K^32 Arthur G. jyHlard cf al. 2s. United States Patent Office. CHARLES DOUGIIMAN, OF PLEASANT PLAIN, POST-HOLE BORER. SPECIFICATION forming part of Letters Patent No. 579,923, dated March 30,1897. Application filed Decemljer 7,18,96. Serial No. 614,842. (No model,) To all whom it may concern: Be it known that I, Charles DoUGHMAJf, acitizen of the United States, residing at Pleas-ant Plain, in the county of Warren and State5 of Ohio, luivc invented certain new and use-f

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United States Court of Appeals For the Ninth Circuit . ms-~. -li I, I M«;. Witnesses Xhvejpiof* ^//^ ^/» /^e^ K^32 Arthur G. jyHlard cf al. 2s. United States Patent Office. CHARLES DOUGIIMAN, OF PLEASANT PLAIN, POST-HOLE BORER. SPECIFICATION forming part of Letters Patent No. 579,923, dated March 30,1897. Application filed Decemljer 7,18,96. Serial No. 614,842. (No model,) To all whom it may concern: Be it known that I, Charles DoUGHMAJf, acitizen of the United States, residing at Pleas-ant Plain, in the county of Warren and State5 of Ohio, luivc invented certain new and use-ful Improvements in Ilorse-Power Post-HoleBorers, of which the following is a specifica-tion, reference being had to the accompany-ing drawings, forming part of this spccifica- jo lion. In the Accompanying drawings. Figure 1 isa plariP\iew of the horse-power post-hole 2 is a section on line 2 2 of Fig. 1. ] is a plan view of gear and shank of auger, 15 showing liow the key in gear fits in kejwajof auger-shank. Similar letters refer to similar parts throu

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