( 4 “ ) 
The Summer before the laft, a Woman fliow’d me 
an Infed of the Maggot Species, with a crufty red 
Galen over the Snout, and a crefcent or forked Tail, 
which fhe had juft then voided by the urinary Paft 
fage. 
V. An Account of a new Machine , called the Ma- 
rine Surveyor, contrived for the Menfuration of 
the Way of a Ship in the Sea , more cor re Elly than 
by the Log, or any other Method hitherto ufed 
for that (purpofe 5 together with federal Teftimo- 
nials , Jetting forth the Ufefulmfs of this hiVen- 
ti°n . <By Mr. Henry de Saumarez of the lfland 
of Guernfey. 
H Aving for feveral Years applied my Studies to the 
Improvement of Navigation, I have fallen on 
various Projeds, as well for the better clearing a 
Ship off a Lee-fhore, as for her Steering, Tacking, & or 
Waring, &c. which I may probably foon publiili to 
the \vorld; But what has moft of all employ 5 d my 
Thoughts, has been to contrive fomething to afcer- 
tain the Way of a Ship in the Sea, more corredly 
than by the Log, (at prefent in Ufe in our Naviga- 
tion }) the Errors of which are fuch, that i am fully 
perfuaded the unhappy Fate of the brave Sir Cloudjley 
Shovell , was more owing thereto, than to any Errors 
in Judgment. The melancholy Refledions I made on 
that national Lofs, was what fpurr’d me on to find 
out fomething that would not only have a regular 
Motion under Water, but might communicate the 
fame to a Dial, or Piece of Clock-Work, within the 
&hip. M m m After 
