Published in Nautilus, in 1914, in volume 27, pages 97-101

Published in Nautilus, in 1914, in volume 28, pages 4-5

Published in Nautilus Boston Mass, in 1914, in volume 28, pages 25-28

Published in Nautilus Boston Mass, in 1914, in volume 28, pages 55-58

Published in Nautilus Boston Mass, in 1914, in volume 28, pages 79-80

Published in Nautilus Boston Mass, in 1914, in volume 27, pages 109-112

Published in Nautilus Boston Mass, in 1914, in volume 28, pages 40-41

Published in Nautilus Boston Mass, in 1914, in volume 28, pages 20-22

Published in Nautilus Boston Mass, in 1914, in volume 28, pages 28-34

Published in Nautilus Boston Mass, in 1914, in volume 27, pages 133-134

Published in Nautilus Boston Mass, in 1914, in volume 28, pages 64-65

Published in Nautilus Boston Mass, in 1914, in volume 28, pages 5-6

Published in Nautilis, in 1914, in volume 27, pages 134-136

Published in Nautilis, in 1914, in volume 27, pages 136-139

Published in Nautilis, in 1914, in volume 27, pages 139-141

Published in Nautilis, in 1914, in volume 27, pages 121-122

Published in Nautilis, in 1914, in volume 27, pages 122-124

Published in Nautilis, in 1914, in volume 27, pages 124-131

Published in Nautilis, in 1914, in volume 27, pages 131-132

Published in Nautilis, in 1914, in volume 27, pages 112-113

Published in Nautilis, in 1914, in volume 27, pages 113-117

Published in Nautilis, in 1914, in volume 27, pages 101-103

Published in Nautilis, in 1914, in volume 27, pages 103-104

Published in Nautilis, in 1914, in volume 27, pages 104-106

Published in Nautilis, in 1914, in volume 28, pages 85-86

Published in Nautilis, in 1914, in volume 28, pages 87-88

Published in Nautilis, in 1914, in volume 28, pages 90-93

Published in Nautilis, in 1914, in volume 28, pages 93-95

Published in Nautilis, in 1914, in volume 28, pages 73-78

Published in Nautilis, in 1914, in volume 28, pages 78-79

Published in Nautilis, in 1914, in volume 28, pages 80-82

Published in Nautilis, in 1914, in volume 28, pages 82-83

Published in Nautilis, in 1914, in volume 28, pages 61-62

Published in Nautilis, in 1914, in volume 28, pages 62-64

Published in Nautilis, in 1914, in volume 28, pages 65-69

Published in Nautilis, in 1914, in volume 28, pages 49-51

Published in Nautilis, in 1914, in volume 28, pages 52-54

Published in Nautilis, in 1914, in volume 28, pages 58-59

Published in Nautilis, in 1914, in volume 28, pages 37-38

Published in Nautilis, in 1914, in volume 28, pages 38-40

Published in Nautilis, in 1914, in volume 28, pages 41-47

Published in Nautilis, in 1914, in volume 28, pages 34-35

Published in Nautilis, in 1914, in volume 28, pages 13-15

Published in Nautilis, in 1914, in volume 28, pages 15-17

Published in Nautilis, in 1914, in volume 28, pages 18-20

Published in Nautilis, in 1914, in volume 28, pages 1-3

Published in Nautilis, in 1914, in volume 28, pages 6-8

Published in Nautilis, in 1914, in volume 28, pages 8-10