On Mr. Greathead's Life-BoaU 331 



Explanation of the Plate, (VIJ.) 

 T. A petal. 



2. A ftamen of the interior ferics. 



3. A flamen of the exterior feries. 



4. The ovarium and (ligma. 



5. The feeds. 



6. A fedlion of the pedicle. 



A 



LX. On Mr. Greathead's Life-Boat*, 



SIR, 



CONSIDERABLE time has elapfed fince I had the ho- 

 nour to lay before the Society a model of the life-boat of my 

 invention. 



I have now enclofed a particular account of its conflruftion 

 in a letter from Mr. Hinderwell, explaining upon what prin- 

 ciple it is buiU, fo a^ to render it fuperior to any other form 

 of a boat for the dangerous enterprises for which it was in- 

 tended, and has been ufed. 



I am. Sir, your humble fervant, 



Henry Greathead. 



South Shields, 

 Jan. I, 1802. 



To Mr, Charles Taylor, 



SIR, 



IT is much to be lamented, that in an age enlightened by 

 fcience, fuch a languid indifference fhould prevail on many 

 important public occafions ; and that the mofl excellent in- 

 ventions fliould have to combat the force of inveterate preju-r 

 dice. 



How many valuable difcoveries have languifhed in obfcu- 

 rity 1 How many ufeful projedls have perifhed in embryo, 

 deprived of the ff){kring aid of the public, and the patronage 

 of influence and authority ! In the clafs of ufeful improve- 

 ments for the diminution of the dangers incident to a marir 

 time profcflion, the life-boat, invented by Mr. Greathead, of 

 Shields, has a claim to a dininguifbcd patronage. An ex- 

 perimental convi£lion of its great utility in favuig the livel 

 of fliipwrecked feamen, and of its perle6l fafety in the moft 

 agitated fca, has induced me to advocate the caiife with a 



* From the Tran/ailions of the Society for the Encouragement of Arts, 

 (sfr. for liJoi. — The Society's gold medal andfifty guineas were voted to 

 Mr. Gnatlieud for tltis invention. 



real 



