Twenty pounds of layer raisins will contain about one-half pound of stems.
Cost of curing cannot be calculated. It depends upon the manner in which it is done.
Picking: One man can pick from twenty-five to fifty trays of twenty pounds each a day, at a cost of say from two to three cents per tray, or about a half a ton of grapes a day, equal to a cost per ton of two dollars and fifty cents. This places the grapes on the trays, but does not assort them. By assorting the grapes when picking, the cost is increased, but better raisins and more good raisins are obtained.
Turning: Two men can turn twenty acres of grapes a day.
Packing London Layers: One man can pack “carefully” ten wholes or forty trays (of five pounds each) per day. Cost about twelve and a half cents per box.
Packing Dehesas: One man can pack ten quarters of five pounds each a day. Cost twelve and one-half cents per quarter box. This includes facing.
Packing Loose: One man can pack one hundred boxes per day.
Facing-plate (T. C. White’s): Large plate, size nine by eighteen inches, five dollars per plate. Cartoon plate, size five by ten inches, two dollars and fifty cents per plate.
Manilla paper for sweatboxes, one hundred and fifty pounds per ream at fifteen dollars per ream, size thirty-six by forty-eight. The sheets to be cut in two to fit the boxes.
Stemming: Steam stemmers can separate and assort fifty tons a day. Hand stemmers run by two men can separate about five tons per day.