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1960s - 1970s MATURE WOMAN LOOKING OVER THE TOP OF HER EYEGLASSES FUNNY FACIAL EXPRESSION
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1950s GIRL AT FRONT OF CLASSROOM USING POINTER TO READ THROUGH SCHOOL NEWS ON CHALKBOARD WITH TEACHER STANDING AT DESK
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1960s SCIENCE PROFESSOR WRITING A FORMULA FOR CHELATING AGENT ON CHALKBOARD
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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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1950s - 1960s BLOND WOMAN STACK OF BOOKS IN HER LAP SHAKING FINGER POINTING
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1960s SMILING MALE SCHOOL TEACHER SITTING AT DESK WEARING EYEGLASSES LOOKING AT CAMERA
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1960s TEACHER WITH CLASS IN SCHOOLROOM WITH AUDIO VISUAL MACHINE EQUIPMENT
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1950s 1960s BRUNETTE WOMAN WEARING EYE GLASSES LOOKING UP WITH DOUBTFUL SKEPTICAL EXPRESSION LOOKING AT CAMERA
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1960s ANGLED BACK VIEW OF CLASSROOM WITH TEACHER AT BLACKBOARD PLOTTING COMPLEX EQUATION IN GRAPH FORM
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1950s SCHOOL TEACHER AT DESK HAND TO GLASSES EXPRESSION OF SURPRISE OPENING A VALENTINE FOR TEACHER GLOBE BLACKBOARD
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1950s SMILING WOMAN SITTING IN CLASSROOM CHAIR WITH TEXTBOOK HOLDING GLASSES RESTING CHIN ON HAND LOOKING AT CAMERA
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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 PROFILE OF SCIENTIST MAN IN LAB COAT WRITING OUT CHEMICAL FORMULA ON BLACKBOARD
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1950s SCHOOL TEACHER STANDING IN FRONT OF BOARD LEANING ON CHAIR BY DESK
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1960s BLOND WOMAN SPEAKER STANDING BY TABLE PURSE GLOVES GLASS WATER HOLD OPEN BOOK READING SPEECH BUSINESS SUIT GLASSES
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1940s STANDING MALE TEACHER INSTRUCTING SITTING MALE STUDENT IN FRONT OF BULLETIN BOARD CLASSROOM CONCENTRATION FACULTY
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1940s SMILING SCHOOL TEACHER STANDING BEHIND HER DESK & IN FRONT OF THE BLACK BOARD WITH FRACTIONS
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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 PORTRAIT OF MAN BUSINESSMAN IN SUIT POINTING FINGER WITH STERN LOOK ON FACE
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1970s TEACHER AND STUDENT SHOWING HAND PUPPETS TO CLASSMATES GATHERED AROUND THEM
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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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1960s SMILING AFRICAN AMERICAN WOMAN TEACHER AT HER DESK HOLDING TEXTBOOKS LOOKING AT CAMERA
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1980s GRADE SCHOOL TEACHER BENDING DOWN TO COMFORT ANGRY UPSET AFRICAN AMERICAN FEMALE STUDENT
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1960s BACK VIEW OF GRADE SCHOOL CLASSROOM WITH TEACHER AT FRONT WATCHING STUDENT WORKING ON BLACKBOARD
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1960s TEACHER AT BLACKBOARD WITH MALE & FEMALE STUDENT EXPLAINING MATH PROBLEM
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1980s BOY GIRL ELEMENTARY SCHOOL STUDENTS SIT AT PICNIC TABLE BENCH WITH WOMAN TEACHER
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1950s WOMAN SITTING BETWEEN STACKS OF BOOKS PULLING DOWN GLASSES TO LOOK OVER RIMS
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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 CHILDREN PLAYING LONDON BRIDGE MUSICAL GAME WITH TEACHER PLAYING PIANO NOSTALGIA
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1980s TEACHER READING BOOK TO GROUP OF GRADE SCHOOL STUDENTS GATHERED AROUND HER
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1950s SCHOOL TEACHER WEARING GLASSES SITTING AT DESK IN FRONT OF BOARD IN CLASSROOM
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1940s SMILING MIDDLE AGED SCHOOL TEACHER AT DESK BESIDE GLOBE HOLDING RULER LOOKING AT CAMERA MATH ON BLACKBOARD
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1970s AFRICAN AMERICAN GIRL ROLE PLAYING TEACHER HOLDING UP HAND ASKING FOR ANSWER TO QUESTION IN ELEMENTARY SCHOOL CLASSROOM
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1960s WOMAN ARCHED EYEBROWS POINTING HER FINGER AS WARNING WEARING STRIPED BLOUSE DARK CIRCLES UNDER HER EYES LOOKING AT CAMERA
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1950s 1960s BRUNETTE WOMAN PEARL STRAND EARRINGS POINTING FINGER UP SPEAKING TALKING LOOKING AT CAMERA LECTURE TEACH NAG
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1940s 1950s ELEMENTARY CLASSROOM GRADE SCHOOL STUDENTS AT DESKS FACING TEACHER
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1960s MAN STUDENT TEACHER POINT AT GLOBE AT DESK NOTEBOOK BOOK PAPERS WEAR SUIT & TIE CHALKBOARD STUDY HISTORY GEOGRAPHY
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1980s GRADE SCHOOL TEACHER SITTING ON FLOOR WITH STUDENTS PLAYING GUITAR & SINGING
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1890s 1900s TURN OF THE CENTURY GROUP OF TEENAGE STUDENTS ON RECREATIONAL OUTING IN WOODS
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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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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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DRAWING OF A BUST OF SOCRATES GREEK PHILOSOPHER TEACHER INITIATED QUESTION & ANSWER METHOD OF SELF KNOWLEDGE BEARD CLASSICAL
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1950s WOMAN SCHOOL TEACHER LOOKING AT CAMERA STANDING IN FRONT OF CHALKBOARD IN CLASSROOM LEANING ON CHAIR BY DESK
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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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1960s TEACHER SITTING AT DESK WITH BOY STUDENTS LOOKING AT AND GRADING PAPER INDOOR
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The word eLEARNING written in vintage letterpress type
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1950s SMILING WOMAN ELEMENTARY SCHOOL TEACHER SITTING BEHIND DESK IN FRONT OF BLACKBOARD LOOKING AT CAMERA
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1960s PORTRAIT MAN BUSINESSMAN SITTING AT DESK NEXT TO GLOBE OF THE EARTH
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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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The word eLEARNING written in vintage letterpress type
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1930s - 1940s CLASSROOM GROUP OF MEN AND WOMEN IN VOCATIONAL TRAINING ADULT EDUCATION
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1930s COUPLE WEARING LEATHER JACKETS HOLDING GOGGLES LOOKING AT TALKING TO EACHOTHER STANDING BY AIRPLANE
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1960s UNHAPPY YOUNG MAN SITTING ON STOOL WEARING DUNCE CAP LOOKING AT CAMERA
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1930s NATIVE AMERICAN INDIAN NAVAJO MAN FATHER READING BOOK TO TWO SMILING BOYS SONS
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The word MENTOR written in vintage metal letterpress type on a soft backlit background.
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The words LECTURE SERIES written in vintage letterpress type
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The word LECTURE written in vintage letterpress type
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The words LECTURE SERIES written in vintage letterpress type
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