Conserving children in the industries of Massachusetts.
Series: Industrial bulletin,; no. 15
Publisher: Wright & Potter Printing Co., state printers
Published: 1920
Place of publication: Boston
Language: eng
Number of pages: 20
Subjects: Child labor -- Massachusetts.; Industrial accidents -- Massachusetts.; Industrial safety -- Massachusetts.
Notes: At head of title: The Commonwealth of Massachusetts. Department of Labor and Industries. Division of Industrial Safety.
"Publications issued by the Division of Industrial Safety": 1 leaf (at end)