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January 4, 1929 WILMETTE seasonal changes. This would be especially marked in the case of forests of mixed conifers and hardwaods. COMMERCE BODY ON AIR An announcement of interest to ra dio fans is that the Illinois State Chamber of Commerce wiH broadcast ~. program over station WLS every Tuesday at 6 :45 p. m. beginning on ] anuary 22. LIFE 23 Aerial Photography Cited as Effective Aid to Botanists Excavate for Building In "L" Terminal Area HURT AS CAR SKIDS Richard Burrows, 216 Myrtle street, Evanston, Winnetka, suffered minor injuries when his car skidded into a. tree in .the 1100 block on Sheridan road, Wilmette, New Year's day afternoon. .. . l ... 1 " + ·· . ' .. , The use of the airplane and aerial photography as an aid in ecological study and the teaching of botany has been recommended by Dr. W. G. Waterman, associate professor of botany at Northwestern university, to the members of the Ecological Society of America. Professor Waterman made his first airplane flight for purposes of ecological study more than six years ago, and since that time has been a strong advocate of this modern method for field trips. "In view of the readiness of scientific investigators to utilize any available means of help in solving their problems," said Professor Waterman, "it is somewhat surprising that plant ecologists. have been so slow to take advantage of . the opportunities for observation afforded by the airplane. "Observation llf plant communities from the air is likely to bring out fea · tures that have been overlooked in a ground study. A bog on Cedar .Lake · in Illinois had been visited and studied for twelve years without my noticing any floristic distributions which would account for the dark margin of the bog which was brouflht out clearly in an aerial photograph. Subsequent investigation on the ground showed that the coloration was due to a profuse growth of cranberry whose leaves had been colored by autumn coloration. 'T his, of course, leads to the question as to the edaphic reasons for this distribution-a' problem which will need considerable further study. "This also . suggests the value of aerial photography in observing seasonal changes in vegetation. Such studies usually demand a whole season for completion, but in many cases aerial photography from low elevations could furnish many hints as to Another new building is soon to be erected on Linden avenue in the Terminal section. The work of excavation already has been started. It is understood it will be a three-story structure and the main store will be Mr. and Mrs. Lester K. Reid and occupied by the W. W . Winberg drug their daughter, Barbara, of Beloit, stQre. Wis. were the guests of Mrs. Reid's mother, Mrs. Martin H. Bickham, 429 Tom Sellery, son of R. A. Seltery, Mrs. L. F. English; 1007 Greenwood Ninth street, for several days last 908 Ashland avenue, who has been avenue, had as her guest over the week, returned to their home Wednesspending the holidays with his father, 'week-end, Mrs. J. F. Stewart of Chi- day. Margaret Bickham returned with them for a few days. has returned to Beloit college. cago. TRADE-IN SPECIALS for the Hem rear BRING IN YOUR OLD IRONYOUR OLD HOT WATER BO'I.l'LE U NTIL February 15th your old iron (whether it is electrii or not) has a trade-in value of $1.00 towards the purchase of any new electric iron selling at $7.50 or more. Bring it in to the Public Service Store and make your selection from the many improved guaranteed models on display. On the purchase of any electric heating pad selling for $7.50 or more, $1.00 will be allowed for your old hot water bottle. In addition to these unusual trade-in values, the Fedelco Hair Dryer is offered at the very special fJrice of $5.79. At a small additional cost, any of these items The Hotpoint Super-Automatic Iron can be eet to maintain any temperature desired- a new feature. · · · ·sso may be purchased- The Little by Little Way This guaranteed Amer· ican Beauty 6~- $750 lb. Iron. · · · - ' . Safest of all ways to cleanse Eyes. Needs no insanitary Eye cup Eye cups gather dust and germs: often they transmit infection. No wonder millions are forsaking them for the more hygienic and more convenient Murine method of cleansing eyes. fora 'l imited time The Fedelco Hair Dryer -inexpensive and thorough-an indispen· sable aid for the cold weather shampoo. Murine is applied with its combination eye dropper and bottle stopper. A few drops are sufficient to cleanse your eyes and make them clear and bright. Murine contains no belladonna or other harn1ful ingredients. Try it! A heating pad is indispeo· sable for sickness and chilly weather-whenever hot applicationsare required. Threeheat control-low, medium and high. Colors: pink. blue, tan and henna. With detach· able oover. Universal Pad · · low price) · · · ·sso Simplex Pad (new *7~ The Sunbeam Guaranteed Iron has an all-over heat· iDg unit and comes in an attractive steel fireproof case 80 it can be put away bot. · ·sso (WithoutCase ·7.50) Puauc SERVICE CoMPANY. OFNORTHERNIUUNOW 1141 Central Ave., Wilmette Ph. Wil. 2899 JOSEPH W. KEHOE, District Manager lJRINL r.o1 )'oua E._\'ES