Proposed regulations governing the labeling of imported food products.
Subtitle: [Artificial coloring matter (especially sulphate of copper), glucose, and foods "Prepared with oil."]
Series: United States. Dept. of Agriculture. Bureau of Chemistry. Circular -- no. 21; Circular (United States. Bureau of Chemistry) -- no. 21.
Publisher: Govt. print. off.
Published: 1901
Place of publication: [Washington
Subjects: Food adulteration and inspection.