PRIZE QUESTIONS OF SCIENTIFIC SOCIETIES. 451 



CONDITIONS OF THE COMPETITION. 



The gold medal of the society, of the weight of thirty ducats, 

 or its money value, at the option of the author, will be awarded to 

 him whose answer to any one of the above questions shall be ad- 

 judged to be the best; while an extra premium of at least fifty, and 

 at most one hundred and fifty florins, will be given to the author of 

 the paper receiving the golden prize, if it be pronounced eminently 

 meritorious. 



For the reply next in merit to that which takes the golden prize a 

 silver medal will be given if such reply have peculiar merit. 



The replies to the questions must be made in German, Dutch, 

 Latin, French, or English, and must be distinctly and legibly writ- 

 ten, inclusive of all alterations and additions, in some other hand 

 than that of the author: they must not be signed with the name of 

 the author, but marked with some sentence or motto which, together 

 with the name and address of the author, shall be repeated in a 

 sealed note accompanying the manuscript, which must be sent, post 

 free, on or before the 1st of February, 1863, to the director and 

 chief secretar}', Dr. D. F. Van der Pant. 



The notes accompanying the replies which obtain the gold medals 

 will be immediately opened in the general assembly, and those ac- 

 companying the replies which do not obtain prizes will be in the same 

 assembly burned unopened; the notes accompanying the replies 

 which obtain the silver medal will not be opened until after the au- 

 thors make themselves known, and those, the authors of which shall 

 not make themselves known in the interval of time fixed in the pro- 

 gramme, will be burned unopened in the first general assembly. 



The society reserves the right of inserting in its transactions the 

 crowned replies, either in whole or in part, or altogether to abstain 

 from such insertion; and previous to the publication of the society's 

 transactions the authors of the prize answers will not be at liberty 

 to have them printed or otherwise to make public use of them with- 

 out permission of the directors. 



"We may here repeat our former announcement that the society will, 

 with pleasure, receive and examine all treatises and memoirs concern- 

 ing experimental philosophy and its applications, with a view to pub- 

 lishing them in its transactions, if suitable for that purpose, provided 

 that every such paper bear the signature of the author, or be accom- 

 panied by a sealed note containing such signature. And further, the 

 society will award the gold or silver medal to the most important of 

 such papers as shall be delivered on or before the 1st of Februarv, 

 1863. 



