First draft of Chapter VII. Report No. 12q(2), USSBS Index Section 2

First draft of Chapter VIII. Report No. 12r(3), USSBS Index Section 2

First draft of Chapter VIII. Report No. 12r(3), USSBS Index Section 2

Preliminary draft of Chapter VIII. Report No. 12r(2), USSBS Index Section 2

Preliminary draft of Chapter VIII. Report No. 12r(2), USSBS Index Section 2

Complete first draft of entire report. Report No. 85h(4), USSBS Index Section 2

Preliminary drafts of Chapter VII, notifiable diseases. Report No. 12q(1), USSBS Index Section 2

Preliminary drafts of Chapter VII, notifiable diseases. Report No. 12q(1), USSBS Index Section 2

Draft of introduction. Report No. 13a(2), USSBS Index Section 2

Draft of report on subcontracting. Report No. 39ii(2), USSBS Index Section 2

Preliminary report-draft. Report No. 93g(2), USSBS Index Section 2

Preliminary report-draft. Report No. 93h(2), USSBS Index Section 2

Preliminary report-draft. Report No. 93b(2), USSBS Index Section 2

Preliminary report-draft. Report No. 93e(2), USSBS Index Section 2

Preliminary report(draft). Report No. 60h(2), USSBS Index Section 2

Preliminary report-draft. Report No. 93d(2), USSBS Index Section 2

Preliminary report-draft. Report No. 93f(2), USSBS Index Section 2

Preliminary draft of Chapter V, industrial health and hygiene. Report No. 12p(1), USSBS Index Section 2

Draft report. Report No. 92l(1), USSBS Index Section 2

Preliminary draft of Chapter I, introduction to final report of medical division. Report No. 12l(9), USSBS Index Section 2

Preliminary draft. Report No. 93c(2), USSBS Index Section 2

Original draft. Report No. 87a, USSBS Index Section 2

Preliminary draft. Report No. 2a, USSBS Index Section 2

Draft of report covering company. Report No. 41d(1), USSBS Index Section 2

Preliminary draft of final report. Report No. 40a(1), USSBS Index Section 2