Rita-Preston Puppy Weights - days from birth to 1, 2, 3, and 4 pounds
Rita-Preston Puppy Weights - units are days.
Table to list days to double, tripple, and quadrapule, . . . their weights
The 'Gain (P)' row is the weight gain, in pounds, since birth.
The 'Gain (O)' row is the weight gain, in ounces, since birth.