. Popular science monthly. Ohry Materials of theHighest GradesScientificallyBlended are Used On the Character Candy Depend* its Fitness I for Gift Making Sold by our Sales Agenis Every whert jin Three Sizes $10050^25* Refracting and Reflecting Astronomical Telescope? Standard and Portable Visual and Photographic OBJECTIVES Computed by our associate DR. F. R. riOULTON {Chicago University) OBSERVATORIES Specula, Planes, Eyepieces, etc, Photographs and Circulars on request LOHflANN BROS. Illustration shows 6-in. with pneumatic clock. t^EENYILLEo OHIO U. So ?s.

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Keywords: ., bookcentury1900, bookd, booksubjectscience, booksubjecttechnology