K.S.A. 82-208

Nothing in this act shall be construed as prohibiting or preventing warehousemen from mingling in common bins grains or seeds, mill products, or any other merchandise or product, of the same grade, and issuing certificates or receipts therefor, and drawing out and shipping said grain or seeds from said bins, provided that a sufficient quantity of such grains or seeds shall be retained and kept in said bins to represent and satisfy all outstanding receipts or certificates.