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Find a collection of facts, otherwise known as Things Worth Knowing

Things That Are Misnamed

Catgut is gut of sheep. Baffin's Bay is no bay at all. Arabic figures were invented by the Indians. Turkish baths are not of Turkish origin. Blacklead is a compound of carbon and iron. Slave by derivation should mean noble, illustrious.

Bell Time On Shipboard

Time on shipboard is divided into periods of four hours--from midnight to midnight--and the lapse of every half hour is marked by one or more strokes of the bell--from one stroke for the end of the first half hour to eight strokes or, in nautical la

Science Experiments

A Fountain Which Acts By The Heat Of The Sun

In the annexed engraving, Fig. 7, G N S is a thin hollow globe of copper, eighteen inches diameter, supported by a small inverted basin, placed on a stand with four legs, A B C D, which have between them, at the bottom, a basin of two feet diameter.

A Hundred Different Names Being Written On The Cards To Tell The

particular Name any Person thought of. Write on ten cards a hundred different names, observing that the last name on each card begins with one of the letters in the word INDROMACUS, which letters, in the order they stand, answer the numbers 1 to 10

A Lamp That Will Burn Twelve Months Without Replenishing

Take a stick of phosphorus, and put it into a large dry phial, not corked, and it will afford a light sufficient to discern any object in a room when held near it. The phials should be kept in a cool place, where there is no great current of air, an

A Liquid That Shines In The Dark

Take a bit of phosphorus, about the size of a pea; break it into small parts, which you are to put into a glass half full of very pure water, and boil it in a small earthen vessel, over a very moderate fire. Have in readiness a long narrow bottle, w

A Luminous Bottle Which Will Show The Hour On A Watch In The Dark

Throw a bit of phosphorus, of the size of a pea, into a long glass phial, and pour boiling oil carefully over it, till the phial is one-third filled. The phial must be carefully corked, and when used should be unstopped, to admit the external air, a