Search

149 results for "Lever Co." in Creator.

Found in catalogs (50+)

• Educational Screen 1954,1955,1956 — page 592

  …Using a teeter-totter as an example of one type of lever, the film develops the concept of work. The force, weight, fulcrum, force…

• Educational Screen 1951,1952,1953 — page 1001

  …TME BOOM MICROPHONE \W LEVER SySrZM tXTAlS THE AUDIO CONSOLE ASSf^gw uxoHrr '—* fHcmooN-orf M0um 2cmM3J Mofw Tore UVIL LCvfl _ MC MM I…

• Educational Screen 1946-1947 — page 991

  …1 are available without cost upon request to the Educational Department, DeVry Corporation, 1111 Arniitage Avenue, Chicago 14, Illinois. Lever Brothers Use New Color…

• Educational Screen 1926-1927 — page 309

  …Framing is controlled by a lever, a new lamphouse which is placed at the side „„ i • , , i,. • » u c i . , r „ ^ and pictures are…

• Educational Screen 1944-45 — page 406

  …In the first place, let's correct a common er- roneous impression. Professional producers rarely make en- largements of their movie frames for publicity…

• Educational Screen 1928-1929 — page 337

  …pressing reverse lever. Extra quiet operation is a very valuable schoolroom feature. Portable—easily operated Filmo Projector is light and compact, which makes it…

• Educational Screen 1944-45 — page 833

  …faithfully projects detail and color of innumerable objects. Takes Standard Slides and Opaque Material up to 6l/|" X 6Vi". Instantly changeable from OPAQUE to…

• Educational Screen 1944-45 — page 786

  …faithfully projects detail and color of innumerable objects. Takes Standard Slides and Opaque Material up to 6I4" X 6y^". Instantly changeable from OPAQUE to…

• Educational Screen 1926-1927 — page 801

  ADVERTISEMENT 157 Model Direct Lever Shift; Forward Only Model "B" Moves Pictures Forward and Backward Weight 4H lbs. Price $55.00 You are sure…

• Educational Screen 1944-45 — page 755

  …in faithful detail and color — and then switch to film or slides simply by pulling a lever. The BESELER Model OA2 provides unmatched screen…

• Educational Screen 1926-1927 — page 509

  ADVERTISEMENT 505 Model 'A" Direct Lever Shift; Forward Only Model Moves Pictures Forward and Backward Weight -m lbs. Price $55.00 You are sure…

• Educational Screen 1957-1958 — page 561

  …Features a unique reflex housing with a focusing system that utilizes grat- ing focusing glass in combination with a fresnel lens. Handy lever renders…

• Educational Screen 1926-1927 — page 445

  …oo WRITE FOR CATALOGS AND PRICES These visual aids are now being used in every State in the Union and in several Foreign Countries…

• Business Screen 1939 Vol 1 — page 192

  …Kellogg Company Lever Brothers Kraft Cheese Company Miller's Mutual Flour Association Westinghouse Electric & Mfg. Co. Ford Motor Co. (Non-Theatrical) Rice Krispies RlNSO…

• Educational Screen 1946-1947 — page 193

  …The BESELER MODEL OA2 faithfully projects every detail and color of innumerable objects . . . Coins, Stamps, Book Pages, Slides, Pamphlets, Films, Postcards, Snapshots, Clippings, Magazine…

• Educational Screen 1946-1947 — page 142

  …in faithful detail and color — and then swi^ich to film or slides simply by pulling a lever. The BESELER Model OA2 provides unmatched…

• Educational Screen 1946-1947 — page 75

  …faithfully projecting every detail and the exact original color of coins, Stamps or other actual objects . . . Book Pages . , . Slides . . . Pamphlets . . . Films . . . Postcards . . . Snapshots . . . Clippings…

• Educational Screen 1926-1927 — page 915

  …The Lever House Cinema in Brussels is reported to be starting out to conquer the edu- cated public of the Belgian capital for inter…

• Educational Screen 1954,1955,1956 — page 637

  …the selector knol). ,\ single flij] of the linger on the conveniently situated transport lever advances slides automatically to be automatically faded in and out…

• Educational Screen 1951,1952,1953 — page 1159

  …Incomparable Revere styling and durable construction. With speaker-carrying case and cord, take-up reel, 1600' reel extension arm, instructions — only $325 ieptember, 1953…

• Educational Screen 1934 — page 275

  …The proper size of the loop is automati- cally determined by pressing a lever, so synchronization is always perfect. Pilot light and all controls…

• Educational Screen 1957-1958 — page 45

  …For more information circle 101 on coupon Heitz Diax SSmin Camera $69.50. Rapid-winding lever advances film, cocks shutter, and counts exposures; synchro…

• Educational Screen 1944-45 — page 143

  …Light pressure on convenient lever closes legs instantaneously. Aut»*LOCK For raising or lowering center extension rod instantly. No set screws, spring plungers or…

• Educational Screen 1951,1952,1953 — page 692

  …Mastering the Gear Shift Lever — demonstrates clear- ly and graphically the use of the gear shift lever. ■ Coronet Films, Coronet Bldg., Chicago 1, 111…

• Educational Screen 1957-1958 — page 185

  …Clear, true, comfortable sound — With a Pageant you get a sound system — tone and volume controls, baffled speaker, fidelity adjusting lever. 4. No more…

• Educational Screen 1946-1947 — page 111

  …Signal Corps : Bertram Willoughby, Ideal Picture ; C. R. Crakes. DeVry Corporation ; L. Harry Strauss. YMCA Motion Picture Bureau ; Thomas Baird. British Information Service: Chester…

• Educational Screen 1950 — page 38

  …This speed control is effective at either 78 or 45 rpm, and when the lever is returned to the normal position, the turntable re…

• Educational Screen 1951,1952,1953 — page 857

  …High-Speed Forward and Re- wind Lever — excludes back- lash and tearing of tape. "Balanced Tone" Control — provides professional high fi- delity tonal quality…

• Educational Screen 1957-1958 — page 693

  …jector, by manual movement of the slide changer lever, or by 15-foot remote control cord. All without touching the slides by hand. Can…

• Educational Screen 1928-1929 — page 194

  …The fish were baited if it were necessary to concen- trate them in one spot, and the photo- grapher pressed the lever whenever he…

• Educational Screen 1957-1958 — page 1059

  …Simple Machines 4fs FH 25-35fr eo si col $20 ea $6. How Wheels Help Us, How Levers Help Us, How Romps and Screws…

• Educational Screen 1957-1958 — page 680

  …For more information circle 108 on coupon Canon 200mm F:3.5 Lens. Has double coble release and on exclusive lever device that automatically…

• Educational Screen 1951,1952,1953 — page 899

  …Automatic Key-Controls — record, play or stop recorder instantly. REVERE CAMERA COMPANY CHICAGO 16, ILLINOIS High-Speed Forward and Re- v^ind Lever — excludes…

• Business Screen 1939 Vol 1 — page 105

  …I^y setting this lever for single or double frame pictures, the film is moved down one conqilete frame with each turn of the…

• Educational Screen 1948-1949 — page 27

  …Points out things to Ralph.) When you want to make a recording of something coming in on the radio, the lever must point to…

• Educational Screen 1943 — page 371

  …Light pressure on convenient lever closes legs instantaneously. Auto-LOCK—For raising or lowering center extension rod instantly. No set screws, spring plungers or…

• Educational Screen 1922 — page 247

  …schools already levered by the Questionnaire being circulated by this magazine. Approxi- mately the same facts are probably true for the country as a…

• Educational Screen 1948-1949 — page 355

  …Correct and incor- rect application of leverage prin- ciples as regards body move- ments demonstrated by animated drawings and live action. Write for full…

• Educational Screen 1948-1949 — page 867

  …i) to identify the three orders of levers and their functions. Good photog- Bray Studios Correct way to lift heavy weight October, 1949 361

• Educational Screen 1954,1955,1956 — page 311

  …Special framing lever makes centering fast and accurate. Rewind device permits quick refiling of films. 4. Cooler Operation—Operation is cool and safe because…

• Educational Screen 1926-1927 — page 53

  …John Muir counted 4,000 rings on a fallen tree. This takes some time. The General Sherman is probably 3,500 years old. It…

• Educational Screen 1951,1952,1953 — page 764

  …AUTOMATIC KEY-conlrols — record, play or stop recorder instantly. HIGH-SPEED FORWARD and REWIND LEVER— excludes backlash and tearing of tape. EXTRA ECONOMY— full…

• Educational Screen 1948-1949 — page 472

  …HOW TO AVOID MUSCLE STRAINS Explains action of muscles in conjunction with lever action of bones and joints. Correct and in- correct application of…

• Educational Screen 1951,1952,1953 — page 701

  …AUTOMATIC KEY-controls — record, play or stop recorder instantly. HIGH-SPEED FORWARD and REWIND LEVER— excludes backlash and tearing of tape. EXTRA ECONOMY— full…

• Educational Screen 1924-1925 — page 681

  …Bausch & Lomb COMBINED JR. BALOPTICON Model J.C.R.M. Projects Slides and Opaque Objects A SIMPLE turn of a convenient lever on the…

• Business Screen 1939 Vol 1 — page 368

  …con- trol lever which also actuates automatic Itntp furrners . . . Iri;il switcli . . focusing knob, tone control, speed shift button, .ound optics shifting knob, volume…

• Educational Screen 1930-1931 — page 25

  …And, they in- volve motion—an element difficult to convey with either the spoken or printed word. Noiv a special motion picture Joes it…

• Educational Screen 1924-1925 — page 298

  …The change from opaque to lantern slide projection is ac- complished by turning a convenient lever and throwing a switch. The picture, whether it…

• Business Screen 1939 Vol 1 — page 153

  …permitting still picture projection, and reverse lever for repeating sequences. Complete, now only . . S369 FILMOSOUND "AUDITORIUM." Combines r^ad> puru bility with capacity to…

• Business Screen 1939 Vol 1 — page 81

  …still pic- ture projection, and reverse lever for repeating sequences. Now only S369 mm FILMOSOUND "AUDITORIUM" combines ready porta- bility with capacity to serve…