An Lffciy on Longevity* ag^ 



cjuently repeated with fnnilar refults : but, from feveral cir- 

 cumflances not here neceffary to be mentioned, 1 never afcer- 

 tained the exact lofs fuitained in the operations. I am confi- 

 dent, however, that it would not amount to more than half 

 what is experienced in the common proceffes. 



I offer this flight fketch, as I did the former, merely as an 

 outline of an operation, the perfection of which might be 

 attended with great advantages, but which would previously 

 require a coniiderable portion of time, and many experi- 

 ments, to citablifli. 



! i ■ 



XL. An EJf ay on Longevity* By Sir John Sinclair, 



Bart. 



[Continued from p. 172-] 



APPENDIX, 



No. 1. 



JL HE preceding obfervations are only intended as a bafis, 

 for the purpofe of obtaining the additional facts and obferva- 

 tions which are neccflary to elucidate fo important an in- 

 quiry. It is particularly requeued, therefore, that the fol- 

 lowing quefiions may be anfwered with as much minutenefs 

 and accuracy as circumftances will admit of. 



Queft ions for the confederation of thofe intelligent perfoni 

 by whom this Paper may be perufed : — 



1. What is the effect of the climate in which you refide, 

 on the health and longevity of the human race ? 



2. What form is reckoned moll conducive to health and 

 longevity ? 



3. Is it found, that being defcended from young and from 

 healthy parents, is elfential for good health and old age ? 



4. Is it found, that health and old age depend much oa 

 the difpofition or temper of the individual ? 



5. Is there any perceptible difference in confequence of 

 Situation of life ? 



6. What profeffions are reckoned favourable to longevity- 

 or othervvife ? 



7. Is exercife or moderate labour found necefiary for pre- 

 ferving health and long life? 



8. Have the long-lived in general been in the marriage- 

 Hate? 



9. Have the greateft proportion of the long-lived confifed 

 of males or females > 



tt ' 10. Have 



