00621cam a22001811 4500 e 10001066 DLC 20260227111153.0 790613s1878 enk 000 0 eng e 10001066 Library, U.S. Bur. of Education LB1025.G4 DLC DLC Gill, John, active 1872-1903. The art of teaching young minds to observe and think. Fully illustrated by sketches and notes of lessons. By John Gill ... 4th ed., greatly enl. London, Longmans, Green, and co., 1878. vii, 208 p. 17 cm. Teaching. 19000 19000