Author:Frederick Augustus Porter Barnard
Frederick Augustus Porter Barnard |
Ọka mmụta physics, mathematician, kemist |
Ọrụ
editAkụkọ dị na Popular Science Monthly
editNa-arụ ọrụ banyere Barnard
editNotes|anchor=Frederick Augustus Porter Barnard|override_title=Obituary: Frederick Augustus Porter Barnard