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1890s 1900s TURN OF THE CENTURY GROUP OF TEENAGE STUDENTS ON RECREATIONAL OUTING IN WOODS
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1940s STANDING MALE TEACHER INSTRUCTING SITTING MALE STUDENT IN FRONT OF BULLETIN BOARD CLASSROOM CONCENTRATION FACULTY
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1960s MAN TEACHER AT DESK IN CLASSROOM PENCIL PAPER IN FRONT BLACKBOARD BACKGROUND SMILING AT CAMERA
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1960s PROFILE OF SCIENTIST MAN IN LAB COAT WRITING OUT CHEMICAL FORMULA ON BLACKBOARD
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1960s ANGLED BACK VIEW OF CLASSROOM WITH TEACHER AT BLACKBOARD PLOTTING COMPLEX EQUATION IN GRAPH FORM
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1960s BACK VIEW OF CLASSROOM WITH TEACHER STANDING BEHIND DESK WITH BOOK IN HAND EXPLAINING GRAPHED EQUATION ON BLACKBOARD
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1960s PORTRAIT OF MAN BUSINESSMAN IN SUIT POINTING FINGER WITH STERN LOOK ON FACE
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1960s SIDE VIEW OF GRADE SCHOOL BOY AT DESK WRITING WITH TEACHER WRITING ON BLACKBOARD IN SOFT FOCUS IN BACKGROUND
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1970s MAN TEACHER POINTING TO RAISED HAND TEEN CLASSROOM STUDENTS SEEN FROM BEHIND LOOK TO CHALKBOARD WORLD MAP HISTORY CLASS
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1960s TEACHER AT BLACKBOARD WITH MALE & FEMALE STUDENT EXPLAINING MATH PROBLEM
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DRAWING OF A BUST OF SOCRATES GREEK PHILOSOPHER TEACHER INITIATED QUESTION & ANSWER METHOD OF SELF KNOWLEDGE BEARD CLASSICAL
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1950s GROUP SCHOOL KIDS BOYS GIRLS PIANO SINGING TEACHER PLAYS CHOIR CHORUS REHEARSAL PRACTICE SING PENN VALLEY SCHOOL
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1980s GRADE SCHOOL TEACHER SITTING ON FLOOR WITH STUDENTS PLAYING GUITAR & SINGING
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1890s - 1900s GROUP YOUNG MEN PLAYING BANJOS AND GUITARS IN STRING ORCHESTRA
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PORTRAIT WOODROW WILSON 1856 - 1924 28th AMERICAN PRESIDENT SCHOLAR TEACHER WWI LEAGUE OF NATIONS NOBEL PEACE PRIZE
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1980s BOY GIRL ELEMENTARY SCHOOL STUDENTS SIT AT PICNIC TABLE BENCH WITH WOMAN TEACHER
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COLLEGE STUDENTS MEN WOMAN TEACHER IN CLASSROOM SITTING AT DESKS TEACHER LEANING OVER DESK EXAMINING PAPER OF STUDENT CHALKBOARD
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1980s TEACHER READING BOOK TO GROUP OF GRADE SCHOOL STUDENTS GATHERED AROUND HER
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1970s YOUNG MAN SPEAKING POINTING TO BLANK SLIDE SCREEN FOR PRESENTATION
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1940s 2 STUDENTS PROFESSORS MATHEMATICIANS BLACKBOARD STUDYING COMPLEX EQUATIONS
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1930s 1940s GROUP MEN AND WOMEN VOCATIONAL TRAINING LECTURE CLASSROOM JOB TRAINING CLASS WITH OLDER TEACHER ADULT EDUCATION
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1930s - 1940s CLASSROOM GROUP OF MEN AND WOMEN IN VOCATIONAL TRAINING ADULT EDUCATION
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