Seedtime and harvest : a graphic summary of seasonal work on farm crops . Fig. 9.—Average dates of the first killing frost in fall. Map much reduced andgeneralized from a map prepared by the United States Weather Bureau and publishedin the Frost and the Growing Season section of the Atlas of American Agriculture. Seasonal Work on Farm Crops. 13. Fig. 10.—Average length of the growing season. Map much reduced and geu eralized fromin the Frost 1 a map prepared by the United States Weather Bureau and publishedand Growing Season .•section of the Atlas of American Agriculture. 14 Seedtime and Harve

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Seedtime and harvest : a graphic summary of seasonal work on farm crops . Fig. 9.—Average dates of the first killing frost in fall. Map much reduced andgeneralized from a map prepared by the United States Weather Bureau and publishedin the Frost and the Growing Season section of the Atlas of American Agriculture. Seasonal Work on Farm Crops. 13. Fig. 10.—Average length of the growing season. Map much reduced and geu eralized fromin the Frost 1 a map prepared by the United States Weather Bureau and publishedand Growing Season .•section of the Atlas of American Agriculture. 14 Seedtime and Harvest.

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Keywords: ., bookcentury1900, bookdecade1920, bookpublisherwashi, bookyear1922