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«* Yor af 3| § 5F }tf 874. ® ® a 1 "1}., "A i 8A ‘ M > io sc 21 ate )48 Louis G. Berman, s 088. 3330"** BwEgs®" °C $E W ' | * } It MORAN BROTHERS .. | ; y P I MODERN PLUMBING AND HEATING Â¥ i] M s ¢ ‘; .|§ Estimates Cheerfally Given. Jobbing a Specialty Lsts t - $ WEG | WITTEN BLDG. $ 360 CENTRAL AVE. ¢ ';,1 f | Telephones: Shop, H. P. 1404 Res.,. H._P. 439 â€" 1343 At 440 6.A SAYS FISH CARRY LARVAE OF CLAMS OVER DEPENDENT PERIOD PAGE EIGHT Act ‘as Host to Farasites Un They Are Able to Exist by Themselves! Immunity Thereafter In a study for the U. S, Bureau of Fisheries, Dr. Leslie B. Arey, Robert es airanty 1 ece! whoo wes irsity medic ool, hu‘i:eMnd that in relation to the propagation of the pearl mussel, or freshâ€"water clam, common in the Misâ€" sissippi basin, certain fishes like the ordinary black bass, after acting as host of the tiny clam laryae, become immune to further encystment and are no longer useful for carrying the baby clams qmadmndentpododinthair life history. A medical ltpd?nt. !hg was working in the association with Dr. Arey, first made the actual disâ€" covery and the Northwestern anatoâ€" mist has extended the study and is now about to present & final report to the federal fish bureau. This is the first instance, Dr. Arey states, in which it ever has been provâ€" ed that an animal can acquire imâ€" munity to a manyâ€"celled parasite for which it is the natural host. May Cause Shortage The importance of these discoveries both by Mr. F. H. Reuling, the Northâ€" western medical student, and then by my personal observations, is that the ‘as Host to Parasites Until All work guara 15 Years‘ Experience 2 B Let us take those dents out Tel. H. P. 2694 JOHN ZENGELER PIA NO TUNER Highland Park Transfer and Storage Company FIREPROOF WAREHOUSE, 374 Central Avenne HIGHLAND PARK BUMP SHOP PIA H. F. PAHNKE Automobile . Storag Moving, Packing, Shipping Cleaner and Dyer _ 25 North Sheridan Road/. > wE OPERATE OUR OGWN PLANT IN HIGHLAND PAltk Fenders and Body Repairing F â€" . St. Johns Ave. Highland Park, Illinois Office Hours: Daily 9 a; m. to 5 p. m. 6 ALEX RAFFERTY, 8r., Manager \ _ Office 374 Central Avenue { Phones. 181â€"182 National Association NO TUNING teed. Charges Réuunable. Estimates Free H. A. LARSEN Phone: OFFICE HIGHLAND PARK 2048 S oie cce metlng of snn Prop al 1 C propâ€" agation cannot be expected to meet the : increasing â€" demand for: pearl products and accordingly the federal bureau must: eventually discover some new method of propagation if an adeâ€" quate supply is to be maintained," PDr. Arey : explained. â€",. "Clam shells are used in the manufacture of pearl buttons, for buckles, and the handles of pocket knives, as well as many othâ€" er pearl novelties, and now represent a very large activity in the United States, especially in the middle west. Hence my study which proves the inâ€" dustry is ctonsidered commercially as well as sctientifically important. & Artificial Propagation . _ "The iqw way of .meeting the emergency would be to rear the emâ€" bryo clams in nutrient solutions! that supply the necessary materials for growth and development which . at present the flsh-w provide, There ate many . ties in the way of this seemingly simple proceâ€" dure and my studios have aimed at finding out the real factors that unâ€" derlie these difficulties. The results have been of the utmost intu'nt‘u}d Pese w oWE Oe D enc t Te Ns o wl demonstrated the amazing methods which Nature employs in attaching clam larvae to the gills or fins of the fish, of the growth of the larvae on the fish and of the eventual sloughing off of the baby clams. \__â€"_ Many Tecnical Details "We learned that after the fish had acted as host a few times, there was induced an actual blood incompatâ€" ability that made it impossible for the fish to act as host to other clam larvae, and that this source of clam production thus was lost to the indusâ€" Small jobs done while you wait 20 N. Second St., in the rear . 169 as to how the tiny clam shells clamp |themselves to the fish in the first , how the shell itself natâ€" urally bends at ‘the lips so as not to clip off entirely the fish‘s tissue, and thus cut itself away from the host, how the great muscle which primarily constitutes the clam larvae and moves q ~of" immunity and woundâ€" healing. I shall publish these findâ€" ings in a scientific journal approved of by the federal bureau, but meanâ€" while study continues." ~ the pic shell, after attachâ€" ment to the fishâ€"host, Breaks up and is ‘for food in building the baby clam‘s new organs, and many new facts‘ concerning ,the miscroscopical BRITAIN PLANS TO > _ LIMIT DOLE PLANS Workâ€"Shy Not to Be Supported Expense of Workers longer be supported at others‘ exâ€" pense in Britain if the drastic reforms in the dole system understood to be Work shop men and women will no 120 N. First St., Highland Park QUALITY 2 HIGHLAND PARK PKESS, CJhe ) e Cabriolet, sparkling with gleaming nickel and having an additional snug rumble seat for two. * Here are entirely new Fisher bodies of p beauty, smartly pan and beaded, richl hom and finished in s new shades ofDncoY l Here are such marks of distinction as full crown oneâ€"piece fenders, bulletâ€"type lamps and "fish tail" modeling. _ Here are literally of im t mechanical improve» ments as typified by AC o:I’ filter, AC air cleaner, coâ€" incidental ignition steeering lock and remote control door handles. Not only th(i‘ Mo::f rautiful Chevrolet in Clu!:v;:olethb- tory. with a host improvements!â€" Not only amazingly reduced prices with greatly increased quality! But also the most lete line of lowâ€"priced cars ever offered the American public. seven superD m ap to ence. @dmwfimâ€"t A Host of Improvements and Amazing Price Reductions Here is definite assurance of longer life and more economâ€" ical operation, of finer performance and greater satisfaction -â€"-at?cf,e above all, of even greater value. _ Come in. See the Most Beautiful Chevroletâ€"the outâ€" standing triumph of the world‘s largest and most successâ€" ful builder of gearshift automobiles. in Chevrolet cport, which its members hope will| law in 1928. . . â€". _ _: _ .0 o not ohly employers and conservative| qHALE OIL IN NORTH _ Iohuifiont tat ato mek wurmer _‘ EAROLINA ABUNDANT labor|leaders as Margaret Bondfield, & + â€" WC the sdcretary of the National Union of prenppiyi ons stt F General ard Municipal Workers, and Onebfl!ionufloudoflhulfi* Frank Hodges, the secretary of the able in the Deep River mining Aarea Minerls‘ International federation. . |in North Carolina, according to the ‘Thé committee‘s object is to. place finding of Dr. Frank G, M upon a sound basis the existing muchâ€" professor of industrial chemistry eriticized uneniployed insurance sysâ€"| the. University Of North Caroling. fain, Phereby those onf of work belomg | contained in /n report toâ€" the Aiate ing to the chief organized trades are DcpwtmentofConufllfifluflDO- suppérted partly . by subscriptions | YO!0PMCN®: from|themselves and contributions| The oil is contained in shale, and from employers, and partly by state | its distillation for commercial: purâ€" grants. ‘The inbentionha{notom- poses, according: to N. G. Bryson, der the term "dole," now generally | state geologist, is "not only ‘a posâ€" appli¢d to benefit under this system, | sibility but a promising commercial no longer appropriate. investment for the future." ho government, the representative | _ Mr. Bryson said that borings have of the Christian Science Monitor unâ€"| shown thicknesses varying from 85 dersthnds, proposes to pass the necesâ€"| to 40 feet, over large areas. Estiâ€" sary legislation to give effect to the mates show 400,000,000 tons of oilâ€" commlittee‘s â€" recommendations this| bearing shale, he said. law. committee was appointed last by the government commitâ€" ‘r Lord Blanesburgh become WM. RUEHL & CO. RK, ILLINOIS ce 595 The Coach sndicemann m mm e en e en C OO COTECCO CC Te year, thereby enabling them to become operative before next. October, when sanction for the existing arrangement expires, or else to extend this sancâ€" tion temporarily with a view to a new in dacscuous. â€"Mlibain indb Caiv in ine in m f h professor of industrial chemistry in the University of North Carolina. contained in a report to the State Department of Conservation and Deâ€" velopment. One billion gallons of oil is availâ€" able in the Deep Riverâ€"mining Aarea in North Carolina, according to the findine of Dr. Frank G, Gilbrandt, for LEconomical Transportation Entirely new model with rumble 1â€"Ton Truck (Chassis only) _ . â€" . Â¥/@â€"Ton Truck (Chassis only) . . Balloon tires now standard on al All prices £. o. b. Flint, M Former price $535 with balloon only. © : e Former price $535 with balloon only. i% Telephone American FIRST CLASS8 FOR PRIV Blip Covers, Neyw Tops, Curtains North I--“tâ€"nG-nq s t C, .Street â€"â€"_ MRS. W. &’SORSEN 547 Griay Ave. TheTouring Car Te 695 $645.00 1110 735.00 er Price ~ $495 $395 15 45 25 P (WHITE) HE)IE 493 25 25 Park 1205 let