and Copper, immersed in clear Sea Water. 301 
in Voltaic Circuit, with Zinc, with Copper, and with various Atomic Alloys of 
Exposed surface of Cast Iron = 3:07 square inches. 
Loss of Weight 
‘ E Loss of Weight | per square inch 
Weight of Cast | Weight after _ per sq : 
I iarevicus to dete oss b for Total loss | per square inch | of surface in 
Sniersian. 1579 hours. of Weight.| of opens Lg aba aapge 
a77. 
903-19 899-97 3°22 6-174 11:37 
903-19 900°15 3°04 5°821 10°72 
903-19 900:33 2°86 5-468 10-08 
903-19 899-92 3°37 6:450 11:88 
903-19 899-44 3°75 7173 13-21 maximum. 
903-19 900-10 3:09 5:880 10°83 
903-19 900°23 2-96 5°594 10°30 
903-19 900-49 2-70 5174 9°53 
903-19 900-12 3:07 5-880 10°83 
903-19 900-16 3:03 5°762 10°61 
903-19 900-30 2-89 5°527 10°18 
903-19 899-92 3°27 6:232 11-48 
903-19 900-62 2°57 4-939 9-09 
903°19 901-00 2-19 4174 7°69 
903°19 901-19 2-00 3°822 711 
903°19 902-90 0:29 0:553 1:02 
903-19 903-00 0:19 0-364 0:67 
903-19 903-02 0°17 0-323 0:59 
903-19 903-19 0-00 0-000 0:00 
903-19 903°19 0-00 0-000 0:00 
903-19 903-19 0:00 0:000 0-00 minima, 
903°19 903°19 0:00 0:000 0:00 
903-19 903-19 0:00 0:000 0-00 ee: x 
903-19 900-86 2-33 4-468 8-23 “ey pie: ee 
Copper, immersed in clear Sea Water. 
Exposed Surface of Cast Iron = 3°07 square inches. 
in Voltaic Circuit, with Tin, with Copper, and with various Atomic Alloys of 
Loss of Weight 
Weight of Weight after | Total loss = - eee sp eater oy 
Cast Iron before| immersion ft 2 per ca ac of surface in 
immersion. | ab! hose eM flat ss fae 
a77. 
892-55 891°84 0-71 5-894 11-22 minimum. 
$92-55 891-45 1:10 9-136 17-41 
892-55 891-24 1-31 10-881 21-45 
892-55 891-27 1:28 10-631 20-25 
892-55 891-36 1:19 9-884 18-82 
892-55 890-82 1:73 14-369 27:38 
$92°55 890-80 1-75 14-535 27-71 
892-55 891-30 1:25 10-382 19-78 
892-55 891-70 0:85 7060 13-45 
892-55 891-61 0:94 7807 14-89 
892-55 890-82 1:73 14-369 27-38 
892-55 890-80 1:75 14-535 27-71 
892-55 891-71 0°84 6:977 13°32 
892-55 890-90 1:65 13-705 26°12 
892-55 891-02 1:53 12-708 24-22 
892-55 890°77 1-78 14-785 38°19 maximum. 
892-55 892-03 0°52 4-319 8:23 Corrosion of @77. 
