Nile Hilton

THE NEWEST HOTEL IN CAIRO … MODERN AS A TWA JETSTREAM*

CAIRO— Another Hilton Hotel! New and beautiful as the mighty TWA JETSTREAM, longest-range airliner in the world today. The magnificent, 400-room Nile Hilton, on the banks of the majestic Nile, overlooks the Pyramids, the old Citadel and the city of Cairo with its mosques, museums and historic monuments. Read the rest of this entry »

INVENTIONS WANTED!

FISH FOOD in time-release capsules that would dissolve over several days or weeks. Philip F. Sidotti, Glassboro. N. J.

QUARTER-IN.-WIDE safety razor lor a professional-looking home trim around the ears. George Smith. Chicago, Ill.

ICE CREAM freezer that could be hooked up to an exercise bike to make your perspiration more worthwhile. Ross White, Hueytown. Ala.

COMBINATION chapstick-suntan oil (refill-able) holder on a neckstring for the convenience of skiers. Scott Wilson, Selma. Calif.

TYPEWRITER ribbon cartridges that could be dropped in cleanly, like film in an Instamatic camera. R. S. Liholm, Anacortes, Wash.

Here are only a few of many famous men and women who advocate Pelmanism, and who use its principles themselves. With this testimony before you, can you doubt that it will benefit you ? Find out what Pelmanism has already done for over 650,000 people—send for a copy of the free book illustrated below.
Read the rest of this entry »

The list of perfect numbers currently stands at 49 entries.

view additional pages

Perfect Numbers

Six is such a number: it is the sum of all numbers that divide it except itself. In 2,000 years 12 perfect numbers were found; now a computer has discovered five more

by Constance Reid

THE GREEKS, greatly intrigued by the fact that the number 6 is the sum of all its divisors except itself (1+2 + 3), called it a “perfect” number. They wondered how many other such numbers there were. It was easy enough to ascertain by trial that the second perfect number was 28 (1+2 + 4 + 7+14). The great Euclid was able to prove that in all cases where a number can be factored into the form 2^n-l(2^n—1) and 2^n—1 is a prime number, the number must be the sum of all its divisors except itself. Read the rest of this entry »

That’s a very interestingly placed new line.

BLOW YOURSELF
UP

IN B&W OR COLOR Full color posters from any color photo or slide. Great gift, or gag. or room decoration.

1-1/2 x 2 Ft.-$9.95 1×1-1/2 Ft.-$7.95,2×3Ft.-$14.95 B&W POSTERS from any b&w or color photo. Polaroid, cartoon or magazine photo. For slides and negatives, add $1 00 per poster. Better originals produce better posters.

RUSH SERVICE: Shipped 1st class in 1 day. Add $2 per poster. No rush on color.

Original returned. Add 50C PP. & hd. for EACH item. NY. res. add tax. No COD.

PHOTO POSTER Dept RB35 210 E 23 St., N.Y 10010

Do you think the RUR on his chest stands for Rossum’s Universal Robots? Or do you think it is the union of Richards and Reffell, the “inventors’” names?

view additional pages

Aluminum Man Startles London

He talks, walks, stands, sits down, rolls his eyes and waves his hands, but he isn’t a man at all — nothing but a mechanism of steel and aluminum, cables and gears and electric motors! His life-like actions astonished London at a recent scientific exhibition.
Read the rest of this entry »

Sixty billion vibrations per second

A great new giant of communications—a waveguide system for carrying hundreds of thousands of voices at once, as well as television programs —is being investigated at Bell Telephone Laboratories.

Such a revolutionary system calls for frequencies much higher than any now used in communications. These are provided by a reflex klystron tube that oscillates at 60,000 megacycles, and produces waves only 5 mm. long.
Read the rest of this entry »

70-YEAR OLD TOURIST CROSSES U. S. ON BICYCLE

AN ORDINARY bicycle with a special baggage support above the front wheel is the equipment used by M. C. Plummer of Portland, Maine, in touring the United States. Mr. Plummer is 70 years old but he covers from 50 to 150 miles every day on his bicycle, depending on the weather and the nature of the country to be traveled. Read the rest of this entry »

view additional pages

GUN TRADERS’ SUPERMARKET

You can get anything from a blunderbuss to a burp gun at this busy swap session.

ANY exhibition of guns, old or new, has a fascination for men of all sorts, from serious shooters and collectors to Walter Mittys who have never fondled anything more lethal than a cap pistol. Read the rest of this entry »

New Machine Makes 600 Shoes in Eight Hours

SIX HUNDRED pairs of shoes in eight hour is the record set by the new shoe manufacturing machine recently exhibited at the Leather Fair in London, shown in the photo below. It resembles a gigantic wheel, the spokes of which contain the electrical devices which control the operation of the mechanism on the wheel’s rim. Read the rest of this entry »

Mi-stoppers

BIG TIME DISPLAY in Frankfurt Germany, prompted this pretty Fraulein’s double-take. Sure enough, all of the huge wristwatches keep accurate time. Exhibit was part of a watch and jewelry fair.

GOVERNOR GETS THE BIRD. Kentucky governor, Lawrence Wetherby. delighted visitors at the State Fair recently when be donned a jockey’s costume and took the reins of this ostrich-drawn sulky.

CANINE COPTER LIFT, above, is employed by the British Navy for hauling scout dogs up into their craft upon the completion of bandit-hunting expeditions in the Malayan jungle. Steady now, Fido!

POODLE CUTS are finding their way home at last. Pete, shown here getting a complete tonsorial treatment at the hands of W. E. Simmons of Myrtle Beach, S. C comes by a poodle hairdo naturally.

NEW PLEASURE CRAFT

A LOS ANGELES man has invented a new type of pleasure boat. The boat has a round, metal air-filled pontoon to keep it afloat. There are twin paddles to control the boat. One of them furnishes the motive power while the other steers the odd craft. The interior of the boat is shown here with three young ladies engaged in giving it a trial spin. The boat is built to carry four persons comfortably but a maximum load of eight people can be safely handled.