TY  - GEN
AU  - Thomson,E
TI  - CONCERNING RECENT AURORAS, MAY 13 AND MAY 14, 1921
SN  - 0036-8075
PY  - 2010///0702
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.1126/science.53.1380.534-a
ER  -