000
00283nam a2200121Ia 4500
008
220201s1972 xx 000 0 eng d
082
_b
SHE
100
_a
Shelton, Herbert M
245
0
_a
Hygienic system
260
_b
Shelton Health School Tex
_c
1972
300
_a
352
942
_2
ddc
999
_c
24103
_d
24103