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health and safety laboratory - Digital Collections

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*^> J..T1J. J. VyMH ff<br />

Jan.<br />

Feb.<br />

March<br />

April<br />

May<br />

June<br />

July<br />

Aug.<br />

Sept.<br />

Oct.<br />

Nov.<br />

Deo.<br />

TOTAL<br />

Jan.<br />

Feb.<br />

March<br />

April<br />

May<br />

June<br />

July<br />

Aug.<br />

Sept.<br />

Oct.<br />

Nov.<br />

Dec.<br />

TOTAL<br />

ESTIMATE OF INFINITY y DOSK FROM SUMMED FILM<br />

LOCATION MONROVIA, LIBERIA<br />

1254 . 1222 1226 1252<br />

Formula Best Est. Forfflu^a Best Est. fprjnula Best Est. Formula pesA Eat^<br />

0.0 0.1* 0.1* 0.2<br />

.1 .0* ,1* 2<br />

* * &<br />

.5 .1* .2* - ,2<br />

•4 .2* .2* .1<br />

• 5 -2*' .5 .2<br />

1.0 .2* .6 .6<br />

• 6 .1* .5 1.3<br />

*4 .1* .9 .8<br />

- 2 .1* ,7 .5<br />

•3 -3* .4 .3<br />

*3 .1 .3 .2<br />

*2 .1 .3 .2<br />

4.5 1.6 4.8 4,8 -<br />

1958 . 1959<br />

Formula Best Est. Formula Best Est.<br />

1.0 0,6<br />

•3 .9<br />

,4 B Pre-1954 2.0**<br />

..5 . 6 ^54 4.5<br />

.7 .5 !955 i.e<br />

.6

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