Seed of PInus Bankslana - $4.00 per lb. 



|(Northern Jack Pine) 



Seedinf Pinos Strobus - - $1.50 per lb. 



(White Pine) 



Free by mail or express. 



Special prices on large lots on application. 

 Also large line other tree and shrub seeds. 

 New crop imported natural gprasses. 

 Send for 1908 catalog, ready about Jan. 1st. 



J.M.Thorburn&Co. 



33 Barclay Street, 



Through to 38 Park Place 



Established 1802 



NEW YORK 



This Solar can be used in hazy 

 weather, when other Solars are 

 useless. Used by the U. S. General 

 Land Office. 



Specifica- 

 tions t 



Tripod. 



Needle S14 inches 

 long. Wradua- 

 tioDB 4% inches 

 I long reading min- 

 utes. Power of 

 telescope 20 (with 

 splendid defini- 

 tion, good light, 

 and large field), 

 Variation plate. 

 Level to tele- 

 scope, clamp and 

 opposing screws. 

 Vertical arc. 

 Fixed Stadia- 

 hairs. Extension 

 Solar Attachment on side of standards. 



Price, complete $300 



Telegraph and Code Word, Mountsolar 



Illustrated Catalozae apoa appllcmtloa 



YOUNG & SONS, FBHADELPIilA 



Have You a 

 Hobby? 



It does not make any diflference to xu with 

 what kind of a hobby you are identified, we 

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Up*to-Date 



needs the help of a good 



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because he cannot read everything himself. 

 It's simply a physical impossibility. Let us 

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H. ROMEIKE, Inc. 



UO-112 West 26th 8t 



New TorK City 



PLANE 



SURVEYING 



A Text'book and 

 Pocket Manual 



By John Clayton Tracy, C. E. 



Asa't Professor of Structural Engineering 

 Sheffiield Scientific School of Yak University 



16 mo, xxvii + 792 pages, illustrated 

 with line cuts. Morocco, $3.00 



Used in the Yale Forestry School 

 and just adopted in Pennsylvania 

 Department of Forestry : : : : 



DescriptiTe Circular on Applicatioo 



JOHN WILEY & SONS 



4) aod 45 E. \m St. New York City 



In writlutr advertisers kladlT meation Fokbstrt and Irkioatioh 



