APPLETONS' POPULAR SCIENCE MONTHLY
Reading edition
EDITED BY WILLIAM JAY YOUMANS
VOL. LIV NOVEMBER, 1899, TO APRIL, 1900
NEW YORK D. APPLETON AND COMPANY 1900
Copyright, 1900, By D. APPLETON AND COMPANY.
GEORGE M. STERNBERG.
Reading edition
EDITED BY WILLIAM JAY YOUMANS
VOL. LIV NOVEMBER, 1899, TO APRIL, 1900
NEW YORK D. APPLETON AND COMPANY 1900
Copyright, 1900, By D. APPLETON AND COMPANY.
GEORGE M. STERNBERG.