Pg BRtTISH MARBLES. 



time will remove them. It would be presumption in me, 

 to attempt to vie with the finer articles of continental pro- 

 duction in this line, but it cannot be denied, that the appli- 

 cation of the marbles now produced will be useful, econo- 

 mical, ornamental, and worthy of encouragement. The 

 advantages which would arise to the country at large from 

 a general introduction of this article are very evident, and 

 if I can be favoured with the patronage and support of the 

 Society of Arts &c. towards accomplishing such object, they 

 would meet with the warmest acknowledgments of many 

 individuals beside myself. 

 Great variety I have already prepared a great variety of articles, such 

 0t ed as cn ' mne y pieces, slabs, &c, of very large dimensions, of 



these marbles, which are now ready for inspection ; and 

 which will show, that I have entered into this business on 

 an extensive scale. 



I subscribe myself with great respect, 

 Sir, 

 Your obedient servant, 



JOHN P. HUBBARD. 



Plan of the The specimens of marble sent by Mr. Hubbard to the 



hibiT British" Society were each of them eight inches high, six inches 

 marbles. broad, and one inch thick, and polished on one /ace; such 



are the dimensions pointed out by the advertisement of the 

 Society, in order that a regular range of British marbles 

 may be fixed round the Society's Great Room, to show to 

 the public what our quarries can produce. Mr. Hubbard's 

 marbles were, on being received, referred to the considera- 

 tion of their Committee of Chemistry, and the following 

 additional information obtained respecting the quarry and 

 produce thereof, viz. — 



Extent of the That the quarry which produced the different specimens 

 Devonshire , ... 



quany. 1S twe l ve acres in extent. 



Varieties. That marble similar to each specimen can be distinctly 



procured. 



Lirge block*, That Mr, Hubbard had then in his possession columns of 

 red marble, eight feet long, and two feet diameter, and 

 believed that they might be got ten feet long, and five feet 



diameter, 



