The Arkansaw traveler., 1884-06-14
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 SCIENTIFIC MISCELLANY.

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 SCIENTIFIC MISCELLANY.
 The first authentic list of the mammals of New Brunswick has just been pab- iished- It includes 4S species.
 The number of flowers prodaced by the palms is astonishing, not less than IF 900 having been counted in a spzthe of the date, and roy 900 in one of species of Altonsia.
 Preach genius has added to it's long list Of electrical novelties an amusing toy in the shape of an artificial insect which moves its wings when an electric current is passed through it.
 Continued observations made since the year 1875 at the Muedon observatory have confirmed the conclusion th.t the rings of Saturn are extremely variable, and do not retain fixed form.
 The feat oi sending atelegrAm through 7,ooo miles of wire has just been achieved. The message was transmitted from Cal- custa to London, and the signals were received at the rate ofabous tvelxe voeds . minute.
 Plates of cast glass have been substi- tuted for copper in the sheatAiag of an Italian vessel, the joints being made tight with silieate mastic. The advantages claimed are exemption from oxidation and inerustation.
 At recent sale in London of collec- ton of lepidop,era-bet1e1 known as moths and bustesaies-si single specimens brought three and four pounds each. and . white butterfly from the Hebrides vas sold for thirteen guineas.
 A most esessive remedy against pull monary eonssmption is alleged to have been found in aluminium and its com pounds. The discoverer bases his opin- ion on experiments made upon rabbits as well as on experiments in his medical practice.
 By actual count Dr. Wilson, of Eux- land, has found the hairs on a square inch of a fairly covered head to number i,oo6, from which he estimates that the whole head must have I27 ,o7o. He thinks that some heads might have Iso. 600 hairs
 A quantity of lique6ed carbonic acid gas is kept in the steam fire engines of Berlin. On arrival at a fire it is allowed to escape into the steam cylinder, whsn its expansion drives the engine until a sufficient steam pressure can be obtained.} A gain of four or five minutes in setting the pumps at york is thus effected.
 An interesting result of the late earth quake in England has been nodcsd in the wells of Colchester, the water-ieva in which commenced .o~rise ,apa akef the shock. and in a few days reached 3 eoi.t eight feet above the highest ever before known. It nov stands at about seven feet above the former high water mark.
 Puri6cation of a Foul River.-k has been proven by Mir. D. F. Hulwa that the water of the Oder, after receiving the sewage of Breslau, whose population ex- eeeds quarter of million, is completely purified by the oxygen of the air and the action of vegetation. At . distance of some nine miles below Breslan no sewage matters could be detected, either by chemical or microscopic means, and the water appeared to be identical in quality with that above the town.
 krakatoa Notek-In . report upuu the volcanic eruption which occurred in the Sunda straits last August, it is stated that the sound of the explosions vas heard over an area much more vast than in the case of any other eruption ever recorded. the farthest distance between the points where the sound was heard being ooe- sixth of the whole circumference sf the earsh- Long air-waves giving 70 sound were also felt at great distances, reading house-walls more than 800 miles away. More than two billion tons of solid sub stances were ejected, and the gaseous matter may have been hundreds of times as great := volume, furnishing ample cause for the brilliant sun-glo.s which have been observed throsehoat most of lhe world.
 
 Progress of the Gem Theosy.-During ! recent discussion of bacteria in Lon don, MT. Watson Cheyne, stated tAss anthrax. sspdcasnia of the mouse, cry 'sPeaas, consuuptioa, giandess, and acute had each been buad to have iss peculiar esSaaian, whicA, usn solased aad introduced iuep ,nimals. asses she disease so which if beiouxs AA