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Volume 22(4);  April 1936
The cover of the journal
Astronomy
On the Bright Line Spectrum of Nova Herculis
Fred L. Whipple and Cecilia Payne Gaposchkin
Proc Natl Acad Sci U S A. 1936 April; 22(4): 195–200.
PMCID: PMC1076741
Botany
Tissue Cultures of Spermatophytes
Carl D. LaRue
Proc Natl Acad Sci U S A. 1936 April; 22(4): 201–209.
PMCID: PMC1076742
Chemistry
The Magnetic Properties and Structure of Hemoglobin, Oxyhemoglobin and Carbonmonoxyhemoglobin
Linus Pauling and Charles D. Coryell
Proc Natl Acad Sci U S A. 1936 April; 22(4): 210–216.
PMCID: PMC1076743
Genetics
Structure and Arrangement of Salivary Gland Chromosomes in Drosophila Species
Hans Bauer
Proc Natl Acad Sci U S A. 1936 April; 22(4): 216–222.
PMCID: PMC1076744
Further Data on Linkage in Rabbits
W. E. Castle
Proc Natl Acad Sci U S A. 1936 April; 22(4): 222–225.
PMCID: PMC1076745
Mathematics
The Metric Characterization of a Class of Spaces
Leonard M. Blumenthal
Proc Natl Acad Sci U S A. 1936 April; 22(4): 225–227.
PMCID: PMC1076746
On the Non-Vanishing of Certain Functions
Norman Levinson
Proc Natl Acad Sci U S A. 1936 April; 22(4): 228–229.
PMCID: PMC1076747
Physics and Engineering
The Evaluation of Ultra-Violet Solar Radiation of Short Wave-Lengths
W. W. Coblentz and R. Stair
Proc Natl Acad Sci U S A. 1936 April; 22(4): 229–233.
PMCID: PMC1076748
Zoölogy and Anatomy
The Double Innervation of Caudal Melanophores in Fundulus
A. A. Abramowitz
Proc Natl Acad Sci U S A. 1936 April; 22(4): 233–238.
PMCID: PMC1076749
Relations of Symmetry in the Developing Ear of Amblystoma Punctatum
Ross G. Harrison
Proc Natl Acad Sci U S A. 1936 April; 22(4): 238–247.
PMCID: PMC1076750
Correction
Note on the Effect of Light on the Bioelectric Potentials in the Avena Coleoptile
Proc Natl Acad Sci U S A. 1936 April; 22(4): 247.
PMCID: PMC1076751
Corrects: W. G. Clark. Note on the Effect of Light on the Bioelectric Potentials in the Avena Coleoptile. Proc Natl Acad Sci U S A. 1935 December; 21(12): 681–684.
Journal Matter
Administrative content — journal masthead, notices, indexes, etc.
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