Older recipes were more likely to use this kind of measurement. Without a handy reference chart, there is no easy way to know the size of each can. A few of the can sizes and their equivalents are listed here:
Can Size Volume Average Net Weight
| No. 1 picnic |
1 1/4 cups |
10 1/2 ounces |
| No. 300 |
1 3/4 cups |
15 1/2ounces |
| No. 1 tall or 303 |
2 cups |
15-17 ounces |
| No. 2 |
2 1/2 cups |
20 ounces |
| No. 2 1/2 |
3 1/2 cups |
29 ounces |
| No. 3 |
4 cups |
33 ounces |
| No. 3 cylinder |
5 3/4 cups |
46-51 ounces |
| No. 10 |
3 quarts |
6 lb. 9 ounces |
Reference: Handbook of Food Preparation, Food and Nutrition Section, American Home Economics Association
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