THE OOLOGIST. 



137 



Measure your Specimens. 



No. 1 is the Caliper llnle of whioh we have sold over a thonsand during the pnst few 

 years, is a fiue six inch, brass trimmed folding rule with a brass Caliper attachment, reg- 

 istering IGths. Should j'ou desire the result in lUOths you can readily obtain it by mnl- 

 Ziplying by 6|. Price 25cts. 



No. 2 is a plain .S in. steel rule marked 

 in OOths. Price postpaid GOcts 



No. ?> this is a pair 

 of Calipers which is 

 very conveixient to 

 use when measuring 

 specimens with rule 

 No. 2. Price postpaid 25cts. 



No. 4 is a steel Caliper Eule registering 

 100 ths. This cut shows the exact style. 

 When closed this nile is 3 in. long. The 

 Caliper can be drawn out to measure 2^ in . 

 The thickness of the rule is ^ in. Price $'2.50. 



No. 5 is a 1 in. steel Rule with 

 the following graduations, viz.: — 

 lUths, r.Oths, G4ths, and lOOths, 

 they are furnished with split ring 

 and make a tirst-class Watch 

 Guard Charm. 



We can furnish them as follows: 



Plain Steel each $.30 



3 Nickel plated " .40 



3 Silver " ■ •« .r,0 



^ Gold " " .75 



iliiiliTiliii1"iTiiiliiiliiilniliiiliiiliiilii 



No. 6 Caliper Square steel divided in 

 lOOths. This is unquestionably the best 

 article ever offered for measuring speci- 

 mens we can furuish these squares in two 

 sizes. 



2 in. size $3.50 



4 in. size 4.50 



postpaid at these prices, this square is ex- 

 actly like the above cut-except that it is 

 divided in lOOths, and is without the adjust- 

 ing screw "a'. 



A-ddress, 

 FRANK H. LATTIN, 



Albion, N. Y. 



For the convenience of our patrons we 

 have arranged the following sets of samples 

 ;iuy of which will be sent prepaid upon 

 I'eoeipt of price; 



Traj's, 4 sizes, 05 



Cotton for lining trays and cabinels six 



samples, 2 grades, 4 colors 03 



Gummed Labels, useful for any busi- 

 ness, 10 styles 03 



Tags, 4 styles, 02 



Datas, Labels and Blanks, sheet of 20 



Samples, 02 



Checking List, contains names and 

 numbers, both Eidgeway's and 



A. O. U., ■ 02 



Cork, ?) grades, 03 



Insect Pins, 8 sizes 03 



We will send all the above samples, if 

 ordered at one time, for only 20 cts. 

 FEANK H. LATTIN, 



Albion, N. Y. 



H. H. FIELD. 



E. C. GKEENVVOOD. 



^FieLd 6c greenwood,-^ 



Brownsville, Tex. 



:Mr. Greenwood of this firm, who is well known 

 as a naturalist and taxidermist, will give special 

 attention to the collection, tor sclentiflcal 

 purposes, of all birds, beasts, reptiles and Insects 

 native to the Interior and border of Mexico, and 

 will fui-nish careful data in i-egard to same when 

 desired. 



con-espondence respectfully solicited. 



FIELD & GREENWOOD. 



