Every physician who has had to do with infant-feeding in private practice has realized the need of a means of ascertaining the weight of these little patients conveniently and accurately. In many families scales are to be found and records of the babies' weights are kept; but usually no scale is available, or none is found that is sufficiently sensitive for all purposes. My experience with babies who are partially breast-fed and partially bottle-fed led me to search the market for a scale that would, by weighing the infant before and after nursing, show the amount it obtained from the breast. Any scale found that approached the necessary accuracy was so bulky and so poorly adapted to the purpose that I undertook to devise one to overcome these objections.
The one here described I have found satisfactory in every way. The principle of the old-fashioned steelyard is employed, the beam