Popular science monthly . The Sun Has Baked This Wasps NestUntil It Is as Hard and Almost asHeavy as if It Were Made of Stone of the Rolling, Harrowing and SeedingWith One Machine \ internal citiiibuslion engine takesthe place of horses in driving thecombined roller and harrow invented byan Indiana the machinea field of growinggrain can be rolledwithout uprootingit by the travel ofhorses feet. Oneor more harrowscan be combinedwith the rolling im-plement, or may beomitted from to thework to be seeding attach-ment is providedat the forsvard endClo\erseed. f
Popular science monthly . The Sun Has Baked This Wasps NestUntil It Is as Hard and Almost asHeavy as if It Were Made of Stone of the Rolling, Harrowing and SeedingWith One Machine \ internal citiiibuslion engine takesthe place of horses in driving thecombined roller and harrow invented byan Indiana the machinea field of growinggrain can be rolledwithout uprootingit by the travel ofhorses feet. Oneor more harrowscan be combinedwith the rolling im-plement, or may beomitted from to thework to be seeding attach-ment is providedat the forsvard endClo\erseed. for example,may be sowed broadcast by the seedingattachment, the seed rolled into the soil,and then harrowed to prexent the surfacefrom becoming encrusted. Or the opera-tion of the machine may be varied forother seeds, soils, and conditions. The direction of the tra\el of the im-plement may be reversed and the soilharrowed, rolled and the seed sown uponthe rolled surface. The machine doesthe work of four horsesand two men at a cost ofone and one half centsan acre. Clover andgrasses can besaved by roll-i n g t h e nidown with them a c h i
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectscience, bookyear1872
