Minerals and Rocks 



Popular and Scientific Collections 



N S 1 b Kindergarten Coll. 25 minerals in case, (postage 15c) $0.75 



N S 1 c Kindergarten Coll. 49 minerals in case, (postage 25c) 1.50 



N S 1 Beginners Coll. 36 spec. 1^x1, in wooden box 1.00 



.M S 1 a Beginners Coll. 36 spec. l| x 1, in polished case 1.50 



N S 2 a Beginners Coll. 36 spec. 2x1^, in polished case 2.50 



N S 2 b School Coll. 40 minerals, 2^ x If , in cloth board case 2.00 



N S 2 c School Coll. 20 minerals and 20 rocks, in cloth board case.... 2.00 



N S 2 d School Coll. 40 rocks, in cloth board case 2.00 



N S 13 School Coll. 50 minerals, 2i x If, wood trays and case 5.00 



N S 5 Students Coll. 216 minerals, f x f , wooden case 8.00 



N S 10 Museum Coll. 125 minerals in trays 2x3. No case 12.50 



N P 4 Scale of Hardness Series, (postage 15c) 75 



Mineral Crystals and Cabinet Specimens of all kinds. Price lists and 



circulars free. 



Ward's Natural Science Establishment 



84-102 College Avenue Rochester, N. Y. 



OUTLINES OF SCIENCE FOR THE GRADES 



Paper Covers. Prices Postpaid. 



Fifth Grade 10 cents Seventh Grade 10 cents 



Sixth Grade 10 cents Eighth Grade 10 cents 



Fifth and Sixth 15 cents Seventh and Eighth 15 cents 



Fifth, Sixth, Seventh and Eighth Grades 25 cents 



In press, Science for the Fifth Grade, illustrated, cloth, 60 cents 



PERCY E. ROWELL, Room 16, 2520 Bancroft Way, Berkeley, Cal. 



Kindly mention Nature-Study Review when replying to advertisements 



