MISCELLANEOUS. 879 



4414. Dyeing and Cotton Printing. 



4415. Collection of Products, III. Course. 



4416. Iron, its production, manufacture, and use. 



4417. Collection of Caterpillars, with text, by Director 

 Dr. Bolan. 



4418. Cabinet containing Silkworms. 



4419. Forest Herbarium, Parts I. and II. 



4420. Herbarium of Poisonous Plants. 



4421. Herbarium of Grasses. 



Chr. Vetter, formerly Ludw. Hestermann, Hamburg. 



Apparatus and Instruments for Chemists and Natural 

 Philosophers. 



4423. A Chemical Scale for 1 ko. weight, indicating 1 

 inilligr., with special balance and scales, and stopping arrange- 

 ment ; gilt ; the scales are of platinum, in glass case. 



4424. Set of Weights belonging to the same, gilt, from 1 ko. 

 downwards. 



4425. Two Sets of Weights, from 50-0 grm. downwards, 

 nickel plated. 



4426. Sets of Weights of Bock Crystal, from 200*0 

 gr. downwards. 



4427. A Normal 5OO O gr. Weight, of rock crystal. 

 W. J. Rohrbeck, J. F. Luhme $ Co., Berlin (Dr. Herm. 



Rohrbeck). 



Physics. 



4428. One-barelled Air Pump, with standing glass tube, 

 double acting, on wooden stands. 



4429. Attwood's Machine, with pendulum. 



4430. Seconds Pendulum, on stand. 



4431. Mack's Galilei's Fall Kennel. 



4432. Centrifugal Machine, with auxiliary apparatus. 



4433. Hydraulic Press. 



4434. Air Pump, with two glass tubes, and Babinet's stop- 

 cock. 



With apparatus : a. Barometer test ; b. Magdeburg hemi- 

 spheres ; c. Mercurial granulation ; d. Globe (recipient) ; e. Elec- 

 tric egg ; /. Cylinder for bursting of bladders ; g. Freezing 

 apparatus. 



