INVENTION OF A USEFULL AND ORNAMENTAL RING TO BE WORN ON THE FINGER, SHEWING THE DAY OF THE MONTH, OR THE MOON'S AGE, WHICH I CALL A LUNAR OR CALENDAR RING
Year: 1766

page_text: TO ALL TO WHOM THESE PRESENTS SHALL COME, I, JoHN
HATWOOD, of the Parish of Crediton, in the County of Devon, Watchmaker,
send greeting.
WHEREAS His most Excellent Majesty King George the Third, by IIis
Letters Patent under the Great Seal of Great Britain, bearing date at West-
minster, the Seventh day of January, in the sixth year of His reign, did give
grant unto me, the said John Haywood, His especial licence that I, the said
John Haywood, during the term of years therein expressed, should and lawfully
might use, exercise, and vend, within England, Wales, and Town of Berwick-
upon-Tweed, and also in all Ilis Majesty's Colonies and Plantations abroad, my
INVENTION OF A USEFULL AND ORNAMENTAL RING TO BE WORN ON THE FINGER,
SHEWING THE DAY OF THE MONTH, OR THE MOON'S AGE, WHICH I CALL A LUNAR OR
CALENDAR RING;" in which said Letters Patent there is contained a proviso
obliging me, the said John Haywood, under my hand and seal, to cause a parti-
cular description of the nature of my said Invention, and how the same is to be
performed, to be inrolled in His Majesty's High Court of Chancery within four
calendar months after the date of the said recited Letters Patent, as in and
by the same (relation being thereunto had) may more fully and at large
appear.
NOW KNOW YE, that in compliance with the said proviso, I, the said John
Haywood, do hereby declare that my said Invention of a Usefull and Orna-
mental Ring to be worn on the Finger, shewing the Day of the Month or

page_text: the Moon's Age, which I call a Lunar or Calendar Ring, is described in the
Plan thereof hereunto annexed.
In witness whereof, I, the said John Haywood, have hereunto set my
hand and seal, this Fifteenth day of February, One thousand seven
hundred and sixty-six.
IV. LAND.
February, in the year above mentioned, the aforesaid John Haywood came
before our said Lord the King in his Chancery, and acknowledged the Decla-
ration aforesaid, and all and every thing in the Plan annexed, in form above
written. And also the Declaration aforesaid was stampt according to the
tenor of the Statute made in the sixth year of the reign of the late King and
Queen William and Mary of England, and so forth.

page_text: The Drawing main a si
and
Figures mark'd a. b. c. d. that mark'd c. projects a little from the outside of the King (as is represented at o in the Sectionfand is broad enough to contain the Letters of the day of the week in each month, this
Circle is fixed, and is an Index to set the other Circles to, and is divided into 30 equal parts and each division includes one of the above letters for the day of the week & The Circle d is made to slide by one side of the above
Circle c. and is divided into thirty equal parks and numbered from one to thirty for the day of the month and is to be set once in the four weeks by the little pin or hole on the outside mark'd d. The Circle b is made to slide
by the other side of the Index Circle, and is divided into thirty equal parts, and numbered as the last this Circle is to shew the Day of the moon's age and is to be set (or corrected by the pin or hole mark'd b. as the Month Circle above
this Circle is made so wide and thick as to admit a Grove in it fit to contain the Tide Circle a which is divided into twenty four equal part numbered from 1 to XII and from I to XII again as in the Figure a. this Circle is only to be set
as often as your nove from SeaPort to another to shew the time of high waters. The Tide Circle or Slide has the peculiar advantage of being set to any Port by the little pin or hole a. N.B. If the Tide Circle be omitted all the other
of the Circles
be divided into 31 equal parts and the Moons age Circle have one blank left or the whole or any
The Drawing Crepresents another Sort of Ring something in the form of a Cluster ditto. This sort shews day of the month or moon's age or any of the Circles as above by Circles or plates something like the former sort
That Circle or Plate which contains the month Circle is fixed in the Setting as at D the other Circle or plate contains near its edge, the letters for the days of the week (as at El and is set once in a week or month according to the
number of letters round its edge; this Plate slides in a Grove inside the month Circle (as at FF/ and is fixed by a Square pin or pevot in the Center of its bottom side to the Center of the bottom or rose,
it is set or moved once in a wuk or month as above and all the Figures and Letters are covered by a Crystal or other Stone, fix'd in the setting D. through which they
Circles may,
may
be used.
are seen
peice (as at G) by which
The Drawing B shews the day of the month or moon's age through a hansparent stone or stones set on the outside of the hoop of the King (as at II.) this hoop contains in a Grove all round the inside of the Ring af
moovable circle or spring divided on its outorde into thirty equal parts for the moon's Age or 31 for the day of the month and numbered accordingly as at I.I.) this spring or circle is to be set once a week to answer the seven
letters fix'd to or made inside or outside the setting, as a margin or Index over or by the side of the Month Circle and must be fixed to the solid part of the Ring (as at K.I.) or these seven Letters will answer the same end if
made on the stone or stones if the sight be not obstructed.