Canadian Jewellers Association · Toronto : Maclean-Hunter Pub. Co · leaf 508
gress to-wards the earth. They find, as the result oftwenty-one observations, that this beautiful,scintillating star is coming for us at the rate offifty miles and seventy-eight one-hundredths persecond. This amounts to about 3,000 miles aminute, 180,000 miles an hour, or 4,320,000miles a day. If… … The ILLINOIS SPBINGFIELD RAIL
Jewelry · Jewelry trade
Internet Archive · Thomas Fisher Rare Book Library · Public Domain Mark 1.0. Free to use for anything.
