for 18 yegrs cbJicf enganeer of the Nordli Shore Ice company and for nine years secretary-treasurer of the Chicago cbap- ter of the NAPRX. Mr. Ptrmnann is an authority in bis, chosen'fiéld, 'a. jolly person with a 0cr- man accent and utter devotion to the country of bis adoption and the business of riefrigerating. In. bis den in th e apartanent-at,996 Linden avenue liebas Over the fireplace is an. oi painting donc frein a potgph of a bit of Thuringian couniryside, and on the walls art etchings of. the interior and court of the Burg Lauenscliein, acastie now converted i nto a de luxe b otel. :"Guess how much it, cost nce to stay there ?" demandcd Mr. Petermann, and the reporter hazarded,"$2.". He chuck- led 'and said, 1150c, a day, modern, and everytbing, imeals included." He had photographs of other casties, too, the Scbloss Hummelscbain, for instance, uated from an agracutiral college,. Lmdwirtschaftliçbe at ltenburgand for- two years: wu an inspector. Then he camne to this country in 1907 and shortly after bis arrivià, before lie had> mastered a word of Rnglish, bis knowl- edge of a. shcep diseuse that vu s an- noylng. Michigan farm.r brought hlm: to the attention of the state legisiature. He was offercd an opportunity to study English at thc ùnnivcrsy. SNow 1 think I mnuet have hem .crazy, but -I turned. it down," confesseslMr.. Peterniaun with a twinlde in his browu eyes., "Instead I vent. up to Stanley, Wis., wliere 1 worked as a fireman for tbe V. S. Leather company." A year ler lie came down to Evanston and worked as blandymnan for XPrank H. Anderson,' veterinary surgeon, whose 'oices wcere locatd at 13»*'Shennao avenue. His interest was stili in en- gineering, liowever, and lie divided what turned out te bu ten yeaas of busi- ness experience in Evanston between the Evanston botel and the Powers let company, -serving ecd in turn as chef engineer. He becamne acqualnted with other practical engincers, and wben the Chi- cageo chapter of the' NAPRE vwas At 29 ycas .ofage, Matterns lu the holder of the ah-èturne trans- At lantic speed mark, of '10 hours and fifty miinutes, ini addition to, his m iany other records, and lias flown more than one million mniles. A grad ae of the United StAtes Arny Air corps hie bas scrved thre years wîth the acria defense squa- dron in the Haiaian islandi. Ieav- ing the Army, Mattern. became a stunt pilot in the movies and took par in the filmging of "Htelli Agels," "Lilac Time," "Air> Cfrcus," and scv- eral other pictures. Forer AÎr Main Pileit For a ime' this colorful birdnan flew the air mail for a Mexican air- Une froin Brownsvilie, Tex., to Mex- ico City, over the 15,00<> feet .high Siera -m.uetain.. In 1931 Matteru was at the controls of the, first tri- niotorcd plane ever lowii over the treacherous Yukon into Alaska.ý Mattern attained bis greatest fume in the sunamer of 1933 when, after shatterlng ail spced records threc- quarters of the way arouud the world, an oi lime failed and h. crashed on the'desolate fundra-land of Arctic Siberla. For three weeks -the world had 'Uv around hlmi reminders of bis Arranged iu rows on top of th cms arc itemns of aIl kinds, ii bis- favorite oddity, a hlige -b1r itm 0'esns am thc solI during the inflation for Peterniainnmade bisfilrst trip Usa s unlform volumles on retragcratig-andw huntmng. He subsçribes to and rcads ail the trade journials ini the refrigerating fiel&. Occasionalhy be delivers a speech or writes a paper on smie phase of refrig- eration. In 1925 be, was awarded the annual scboharsbip in the Siebel Institute of. Technology in Chicago, but lie turned this down. too. His examhnaion papers. téýmerîcan airman nal wandcred about the Arctic witli no food whist- soever. By merest chance a band of Eskimos came uIpon hlm suf" fering fromn pneumonia, -exposure sud a broken ankie.. H--is 11f e with Es4kimos, their wefrd tribal rites, sud his subsequent ffght back to New York ini a bord',ed airplane aIl forsu., thrMlhng chapers in at lait shWud be