December 13, 2006

Build P.M.’s Revolving Christmas Card (Nov, 1969)

Filed under: DIY — @ 10:48 am
Source: Popular Mechanics ( More articles from this issue )
Issue: Nov, 1969
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Wow, Disney actually prepared the images for them? Nowadays if you made one of these and put it up in your lawn you’d probably have Mickey’s lawyers on your ass for misappropriating their copyrights.

Build P.M.’s Revolving Christmas Card

Three Disney characters rotate ’round and ’round to take turns wishing all your friends and neighbors a very Merry Christmas

By HARRY WICKS Workshop Editor

Last spring the staff at PM decided that tot Christmas 1969 we wanted yet another unusual yuletide decoration that readers could build. All agreed that whatever the finished product, it had to reflect the good cheer of the season. So we commissioned designer Gary Gerber to come up with something new. He did. Then ace workshopper John Capotosto went to work and put the project into the realm of a do-it-yourselfer: He figured out how to build it. finally, to give the display the happy mood of the season, the Walt Disney Studio created three of their characters especially for PM. The handsome result of all this effort is our way of saying Merry Christmas to our readers. —The Editors

CREATING on outdoor Christmas display that is unlike any that has been done before is a tall order. But the top-talent team that accepted this challenge from PM’s editors delivered. The result is a finished product that’s sure to draw raves from all who see it, and one that just might knock off first prize for best outdoor decoration in your neighborhood.

Standing about 4 ft. high, the display is motorized and features Mickey Mouse and two “stars” in a recently released Disney movie.

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December 12, 2006

Emergency Coal Mines (Apr, 1933)

Filed under: Cool, DIY — @ 9:52 am
Source: Popular Science ( More articles from this issue )
Issue: Apr, 1933
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Emergency Coal Mines

Use Old Automobiles to Furnish Power

Out of work and unwilling to remain idle, men in Pennsylvania have formed small groups and are working coal mines on their own, selling the output in neighboring towns. To supply the necessary power, they have rigged up old automobiles. The one at the right, geared to a shaker, is used to sort coal.

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December 9, 2006

Firefly Chemistry (Oct, 1937)

Firefly Chemistry

HOME-LABORATORY STUNTS WITH LUMINOUS SUBSTANCES
By Raymond B. Wailes

AMONG the most mysterious and beautiful of chemical experimerits are those producing substances that glow in the dark. With the aid of your home laboratory, you can make any number of common household products self-luminous. Coffee, tea, pepper, chili powder, mustard, cocoa, ginger, and many other groceries will produce a really visible light in a dark room, after you have treated them with the proper chemicals. You may even be able to make a flower from your garden emit enough illumination to allow you to read a few letters of print, and you will find that oil of bergamot, an ingredient of inexpensive perfumes, gives an especially strong glow.

All that you will need to produce these strange effects is a little grain or J denatured alcohol, a common alkali such as lye, hydrogen peroxide from the drug store, and one of the newer, “made with electricity” bleaching liquids and laundry whiteners. There are several of these liquids, widely advertised and obtainable at any grocery store. They are solutions of sodium hypochlorite, and you will find that this statement appears on the labels of the bottles.

Suppose you start in by purchasing about an ounce of oil of bergamot at the drug store. Add half a teaspoonful of it to an ounce of grain alcohol, rubbing alcohol, or radiator alcohol. Also dissolve in the liquid several pieces of solid sodium hydroxide (ordinary household lye will do), or potassium hydroxide. Now add about half a teaspoonful or so of drug-store hydrogen peroxide, and a like amount of the sodium hypochlorite solution. Darken the room, or take the mixture into a dark closet.

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December 6, 2006

Makes Own False Teeth of Stainless Steel (Oct, 1937)

Filed under: Cool, DIY — @ 11:43 am
Source: Popular Science ( More articles from this issue )
Issue: Oct, 1937
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This guy really should be inducted into the Maker hall of fame. If that doesn’t exist, they should create one. Just for him.

Makes Own False Teeth of Stainless Steel

From stainless steel, a Wilmington, Calif., carpenter has made himself a complete set of unbreakable artificial teeth. Buying a block of the alloy, he shaped each tooth individually with the aid of a hack saw and file. Then he vulcanized them into a homemade mounting of rubber, obtaining the material from a dental-supply house and making his own mouth impressions with paraffin. For molding purposes he employed plaster of Paris in electric outlet boxes.

December 5, 2006

Motorcycle Engine Powers High-Speed ICE ZIPPER (Jan, 1932)

Filed under: DIY — @ 11:04 am
Source: How To Build It ( More articles from this issue )
Issue: Jan, 1932
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Motorcycle Engine Powers High-Speed ICE ZIPPER

by L. B. ROBBINS

There are few thrills equal to that of speeding over the frozen surface of a long lake in an air-driven ice sled. Utilizing an ordinary two-cylinder motorcycle engine you can easily construct this 50-mile-an-hour Ice Zipper and get the most exhilarating sensation known outside of actual flying.

HERE you are—you air-minded gang! A real speed wagon for use on a long, hard frozen lake. With one of these Ice Zippers you can get all the thrills of flying over the ice while hanging close to ground level. All you need is a high speed motorcycle engine, an air propeller and the mechanical ability to assemble the chassis and put the outfit in tune. With a motor capable of developing 1000 R.P.M., forty to fifty miles speed can be easily realized, and when you see the ice slipping under you at that rate you will know you are going some.

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December 4, 2006

Magic With Magnets (Jan, 1938)

Filed under: DIY — @ 10:50 am
Source: Modern Mechanix ( More articles from this issue )
Issue: Jan, 1938
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Magic With Magnets

by Prof. Victor Lewitus

NEARLY everyone has either seen or heard about magnets, but very few people realize just how indispensable magnets of one form or another have become.

The Chinese people appear to have been the first to make use of the natural magnetic minerals which they found in certain regions, in great abundance. They discovered that the “lodestone,” as it was called, was capable of attracting some things and not others.

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November 30, 2006

Working Steam Roller Model Pulls Two Persons On Cart (May, 1938)

Filed under: DIY — @ 11:34 am
Source: Modern Mechanix ( More articles from this issue )
Issue: May, 1938
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Working Steam Roller Model Pulls Two Persons On Cart

STANDING only ten and three-quarter inches high with an overall length of 20 inches, a working scale-model of a steam roller constructed by C. Hollandtrick, of Lincolnshire, England, is claimed to be powerful enough to haul a small trolley seating two persons. The model weighs 26 pounds and was constructed at a cost less than five dollars. A coal fire being impractical on such a small model, the water is heated by means
of a paraffin burner to create a steam pressure of approximately 40-45 pounds per square inch in the broiler.

November 28, 2006

Build a Novel Cigarette Automat (Feb, 1938)

Filed under: DIY — @ 11:43 am
Source: Modern Mechanix ( More articles from this issue )
Issue: Feb, 1938
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Novel Cigarette Automat

YOU probably never saw a real live bird that looked like this one, but then you never saw a real live bird do what this one does. When you want a cigarette he bobs down and comes up with one in his beak, just like that. Unlike most trick cigarette boxes, this one won’t be discarded very soon because you and your friends will never get tired of having cigarettes handed to you in this novel manner.

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Make Trailer From Defunct Auto (Nov, 1932)

Filed under: Automotive, DIY — @ 7:49 am
Source: Modern Mechanix ( More articles from this issue )
Issue: Nov, 1932
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Make Trailer From Defunct Auto

OLD automobile bodies that have been consigned to the junkyard can still do a lot of good in the world, for they can be pressed into service as very substantial trailers.

The chief operation you will have to perform on the auto is the cutting ofF of the front at about the point of the dashboard. This disposes of the motor and its weight. You can easily contrive your own coupling. In the photo above the side members of the chassis are bent in, to form a V, at the point of which is attached the coupler.

Of course, weight should be reduced to a minimum. Strip the machine down to its essentials, and you’ll have accommodations for extra passengers and luggage when you go camping.

November 27, 2006

Runners Convert Wagon (Dec, 1947)

Runners Convert Wagon

Four small wheel runners quickly convert this child’s wagon into a steerable sled for use in winter. Patented by Emil Lersch, of Pensacola, Fla., the ski-like, turned-up metal runners are each clamped firmly to a wheel of the wagon by a pair of side plates shaped to conform closely to the wheel’s contours. In addition, angled braces between the runners and the axles provide lateral stability.

This Sidewalk Runabout is Easy to Build (May, 1938)

This Sidewalk Runabout is Easy to Build

By Hi Sibley

THERE is one definite rule to follow in making a sidewalk automobile—get your engine first and build the car around it. This applies pretty much to the wheels, too.

A half-horsepower, two-cycle washing machine engine is available in nearly all sections of the country, and as these can be had second-hand at a reasonable price and have sufficient power for moderate speeds, they make satisfactory installations. Herewith are working drawings of the little car owned by Richard Weber, of San Marino, California, which is driven by this type of motor and has proved successful for a long period. It is very easy to build.

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November 22, 2006

Four Novel Toys You Can Make With Rubber Balloons (Jan, 1932)

Four Novel Toys You Can Make With Rubber Balloons

These drawings show the construction of four novel toys made from circus balloons that will prove highly fascinating. Fill the balloon with hydrogen and attach to it a postcard bearing your name, and a request to return it from whatever point it falls to earth. Thus you can learn in what direction and how far it travels. Another balloon, equipped with a gondola will float in the air like a wartime captive dirigible. The aerial torpedo which zips up through the air is made by affixing fins to an air-filled balloon. The unique air boat cuts through the water under power of air exhaust from blown up balloon.

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