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- l47000021 contributor B12944369.
- l47000021 created "[1946]".
- l47000021 date "1946".
- l47000021 date "[1946]".
- l47000021 dateCopyrighted "[1946]".
- l47000021 extent "ii, 22 p.".
- l47000021 isPartOf "U.S. Bureau of labor statistics. Bulletin no. 881".
- l47000021 issued "1946".
- l47000021 issued "[1946]".
- l47000021 language "eng".
- l47000021 publisher "Washington, D.C., U.S. Govt. print. off.,".
- l47000021 subject "Chemical engineers.".
- l47000021 subject "Chemistry Vocational guidance.".
- l47000021 subject "Chemists.".
- l47000021 subject "HD8051 .A62 no. 881".
- l47000021 title "Factors affecting earnings in chemistry and chemical engineering ...".
- l47000021 type "text".