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I. II. III. IV. V.
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7-per-cent milk 2 oz. 3 oz. 4 oz. 5 oz. 6 oz.
Milk sugar 1 " 1 " 1 " 1 " 1 "
Lime-water 1 " 1 " 1 " 1 " 1 "
Boiled water 17 " 16 " 15 " 14 " 13 "
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20 oz. 20 oz. 20 oz. 20 oz. 20 oz.
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The approximate composition of these formulas expressed in percentages
is as follows:

----------------------------------------
FORMULA. Fat. Sugar. Proteids.
----------------------------------------
I. 0.70 5.50 0.35
II. 1.00 6.00 0.50
III. 1.40 6.00 0.70
IV. 1.75 6.00 0.87
V. 2.00 6.50 1.00
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_How is one to decide whether to use the First or the Second Series of
formulas?_

With a large, strong child, having a good digestion one should use the
First Series. With a smaller, less vigorous child, whose digestion is
not so good, or with one who does not do well upon the First Series,