398 Miscellanies. 



from being true that it has been adequately explored, and it cannot 

 be doubted that interesting discoveries are still to bemade. 



2. Heidelberg collection of miner ah ^ petrifactions, and models of 

 crystals. — I. Oryctognostic collections ; classed after the manual of 

 orytognosy of Prof. Leonard. 



a, In beautiful paper cases of four drawers, 100 specimens from 11 

 to 24 florins. 



b, In five drawers, 150 specimens, 22 fl. 



c, Without cases, 800 specimens of larger size, 66 fl. 



d, Id. 400 Id. of 4 inches square, 110 fl. 



II. Collections of precious stones. 



a, In beautiful paper cases, 50 specimens, the greater part pol- 

 ished, 66 fl. 



b, In beautiful paper cases, in greater number and larger size, at 

 any desired price. 



III. Geognosiic collections, after the characteristic rocks of Mr. 

 Leonhard. 



a, In paper cases, 100 specimens, 4 square inches, 11 fl. 



b, Id. 150 specimens, 22 fl. 



c, Without cases, 150 specimens of 9 sq. in. 33 fl. 



d, Id. 200 Id. Id. 55 fl. 



IV. Pharmaceutical collections, after the system of Mr. Geiger, 

 price and number of the specimens as in I. 



V. Collections in economical mineralogy, for the use of public 

 schools and polytechnic institutes, after Mr. Blumliof or Brard. 



a, 300 specimens, of 6 sq. in. 77 fl. 



b, 400 Id. Id. 121 fl. 



VI. Collections of petrifactions after the system of Mr. Bronn. 



a, 100 specimens, 33 fl. 



b, 200 Id. 77 fl. 



VII. Suite of models of crystals, made of paper and covered by 

 a beautiful varnish. 



a, "23 specimens respecting the primitive forms, 4 fl. 



b, 100 Id. Id. and also 77 se- 

 condary forms, 16 fl. 



All the specimens of the different collections are well selected and 

 fresh, and equally adapted for study or instruction j they are la- 

 belled as to species and locality and if desiped both in French and 

 English. 



