000 | 00321nam a2200133Ia 4500 | ||
---|---|---|---|
008 | 160316s1947 xxu||||| |||| 00| 0 eng d | ||
020 | _a | ||
100 | _aFrank J. Welcher | ||
245 | _aOrganic Analytical Reagents | ||
250 | _a1ST | ||
260 |
_aNEW YORK _bD. VAN NOSTRAND COMPANY,INC _c1947 |
||
300 | _a530 | ||
700 |
_a _a |
||
999 |
_c31746 _d31746 |