00888cam a22002531 4500 e 43000193 DLC 20260227111231.0 810815s1943 xx 000 0 eng e 43000193 (OCoLC)10708878 DLC DNLM NBuU DLC LB3407 .L6 WA 350 L879s 1943 Los Angeles City School District School physicians' manual for Los Angeles city school district. [Los Angeles] Office of the superintendent, Los Angeles city schools, 1943. 1 v. Los Angeles City School District. School publication no. 390 Loose-leaf. Bibliography included in section on "The school health program." School hygiene California Los Angeles. School physicians California Los Angeles. 21944 21944