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   Associated conditions.—One other European lived at Kalunga. He also was stated
by the patient to suffer from constant fever.

   Case XVII—Baradigi garden. December 1907

     Bengali Babu. Age 28.

       Native country.—Ferakpur.

       Length of residence in Duars.—8 years with intervals on leave at home.

   History.—Had " jaundice " in the Dooars four years ago. This came on suddenly
after fever and left him very weak. Last return from home December 1906.
Was ten months in Central Duars where he only remembers having fever once.
He has been six weeks at Baradigi where he states he has had no fever. On
13th December 1907 was feverish, and was given 15 grains of quinine on this and
the following day. This last dose he took about 3 P.M. On 16th December 1907
he felt fairly well, until shortly before 3 P.M. when he passed some reddish black
urine. With this he had ague," headache, anti a temperature of 104. He
passed dark urine four times during the night.

   On morning of 17th December 1907 his temperature was 99 and the urine was clear, but
with a sediment. Early in the morning was given -5 grains quinine. He was
seen about 11 A.M. by Dr. McCutcheon who took blood films and noted the
temperature to be 103. About 12-30 P.M. the patient is stated to have passed
some more slightly red urine.

   On morning of 18th December 1907 the temperature was normal.

   Seen by us on the 19th. Mucus membranes anæmic, yellowness of conjunctivæ distinct.
Spleen three fingers-breadth below costal margin.

   Blood.—Isotonic point N/13 No malarial parasites, but pigmented leucocytes present.
On the 19th large endothelial plaques and mononuclear cells, many of them
containing shadow corpuscles, were very conspicuous.

   Leucocyte count gave

   Case XVIII.—Baradigi garden. December 1907.

     Bengali Babu. Age 30.

      Native country.—Nadya.

      Length of residence in Duars.—9 years,