202                 Studies on a Natural Outbreak of Pigeon -Pox

                                       TABLE I— contd.

       Experimental transmission of the disease in pigeons—contd.

Pigeon

No.

Date of inocu-

lation

Inoculum (In-

dian strain of

pigeon-pox from
natural cases)

Result

Remarks

4

20th April 1936

First passage .

No reaction

Originally in contact
with natural cases of
pigeon-pox.

5

20th April 1936

Do. .

Do. .

Ditto.

41

12th May 1936

Second passage

Reacted . .

42

12th May 1936

Do. . .

Do. . .

43

12th May 1936

Do. . .

Do. .

Died on 1st June 1936.

44

12th May 1936

Do. . .

Do. .

Died on 6th June 1936.

45

12th May 1936

Do. .

No reaction

46

13th June 1936

Third passage .

Reacted .

Died on 30th June 1936.
(showed eye lesions).

47

13th June 1936

Do. . .

Do. . .

48

13th June 1936

Do. . .

Do. . .

49

13th June 1936

Do. . .

Do. . .

50

13th June 1936

Do. . .

Do. . .

51

13th June 1936

Do. . .

Do. . .

Died on 27th July 1936.

52

13th June 1936

Do. . .

Do. . .

Died on 19th July 1936.

53

13th June 1936

Do. . .

Do. . .

Died on 1st July 1936.

54

13th June 1936

Do. . .

No reaction .

55

13th June 1936

Do. . .

Do. . .

56

13th June 1936

Do. . .

Reacted . .

57

13th June 1936

Do. . .

Do. . .

Died on 6th February
1936.

(b) Experimental transmission of the disease in fowls.—Three fowls were
at first inoculated with natural pigeon-pox material on 20th April 1936,