Document LaVxeOd2jY2YYnm3NK0dogVX

TANDJCNG PR IOK JAYA October 27th, 1939 -ri sj y *\T /"> nv >T -r y xi-i___-lAi O'* i. Ux j Jj I The associated Ethyl Co. Ltd. 36S Collins Street u r n : C.l. Dear Sirs, Referring to your letter a CT./GB of Oct. 20th 1939 I wish to report that owing to the fact that lead in t rine is one of the first symptons of the poisoning, I had these testAs I have no laboratory at my disposal, I had the urine testpd(fl=ife\a Bat avisosLaboratory. In my letter of June 7th 59/1 agreed that all additional ex pen os should be charred exttfa.'-v In my oNiralon it is therefore quite regular V\v0that I have sent in the bill, \\\^\ /> XX \\<\In addition(J'0 above mentioned I quite agree that the urine test: need not be taken every <t^ireJ)jiA>nths; it is my opinion after the tests taken that once a year will be sufficient in the future. In case you think it unnecessary to take these yearly urine tests, I will leave these out of the examinations. Sincerely yours, (Signed) W. ?. de FRIESTER Zee Boulevard 13 Tand j ong-Priok Java, D.E.X. 0 01 ,*3u