Chemical demonstrations :
Summerlin, Lee R.
Chemical demonstrations : a source book for teachers - 2nd ed. - Washington American Chemical Society 1988 - (xii, 198p. xii, 233p. ) 2 v. .
v.2 - Summerlin, Lee R., Christie L.Borgford and Julie B.Ealy
0-8412-1535-9 (v.2)
542 / SUM.2
Chemical demonstrations : a source book for teachers - 2nd ed. - Washington American Chemical Society 1988 - (xii, 198p. xii, 233p. ) 2 v. .
v.2 - Summerlin, Lee R., Christie L.Borgford and Julie B.Ealy
0-8412-1535-9 (v.2)
542 / SUM.2