AN ENGINE CONSISTING OF COVERING VESSELLS AND PIPES, WHEREBY THEY ARE ENABLED TO WORKE SEVERALL FATHOMS VNDER WATER, FOR DIVERS HOURES TOGETHER, WITHOUT ANY WANT OF AIR, WHICH WILL BE OF GENERALL VSE AND GREAT ADVANTAGE,
Year: 1691

page_text: WHEREAS JAMES TREFUSIS, JOHN HONYCHURCH, NICHOLAS HONYCHURCП,
and JOSEPII WILLIAMS, have, by their humble peticon, represented vnto vs, that
by their industry and at their great expence and charges, they have found out,
a new Invention of "AN ENGINE CONSISTING OF COVERING VESSELLS AND PIPES,
WHEREBY THEY ARE ENABLED TO WORKE SEVERALL FATHOMS VNDER WATER, FOR DIVERS
HOURES TOGETHER, WITHOUT ANY WANT OF AIR, WHICH WILL BE OF GENERALL VSE
AND GREAT ADVANTAGE," and prayed vs to grant them our Letters Patents for
the sole vse thereof, for the terme of fourteen yeares, wce are graciously
pleased to condescend thereunto.
KNOW YEE THEREFORE, that wee, being willing to incourage the
inventers of such arts as may bee of publick vse and benefitt, of our especiall
grace, certaine knowledge, and meere mocon, have given and granted, and by
these presents, for vs, our heires and successors, doe give and grant vnto the
said James Trefusis, John Honychurch, Nicholas Honyechurch, and Joseph
Williams, their executors, administrators, and assignes, and to the executors,
and administrators of the survivors and survivor of them, and to noe others,
speciall lycence, full power, sole priviledge and authority, that they and every
of them, their and every of their executors, administrators, and assignes, and
every of them, by themselves or their deputy and deputies, servants or

page_text: agents, or such others as they, the said James Trefusis, John Honychurch,
Nicholas Honychurch, and Joseph Williams, their executors, administrators,
or assignes, shall at any time agree with, from time to time and at all times
durcing the terme of yeares herafter in these presents expressed, shall and
lawfully may vse, exercise, and enioy the said Invention, within any part or
parts, place or places whatsoever, of, in, or belonging to our kingdom of
England, dominion of Wales, and Towne of Berwick-vpon-Tweed, and all and
every or any of our kingdoms and dominions whatsoever, in such manner and
according to such reasonable and lawfull rates and limittacons as to them, the
said James Trefusis, John Honychurch, Nicholas Honychurch, and Joseph
Williams, their executors, administrators, and assignes, or any of them, shall
in their discretion seeme meet, and that they, the said James Trefusis, John
Honychurch, Nicholas Honychurch, and Joseph Williams, their executors,
administrators, and assignes, shall and may have and enioy the sole benefitt,
profitt, comodity and advantage, from time to time coming, growing, and
ariscing by reason of the said Invention, for and dureing the full terme of
yeares herein-after menconed, to have, hold, exercise, and enioy the said lycence,
powers, priviledges, and advantages herein-before granted or menconed to be
granted vnto the said James Trefusis, John Honychurch, Nicholas Honychurch,
and Joseph Williams, and the survivors and survivor of them, his and their
executors, administrators, and assignes, for and dureing and vnto the full end
and terme of fourteen yeares from the date of these presents, next and ime-
diately ensueing and fully to be compleate and ended, according to the statute
in this case made and provided; and to the end that the said James Trefusis,
John Houychurch, Nicholas Honychurch, and Joseph Williams, and every of
them, their and every of their executors, administrators, and assignes, may
enioy the full benefitt and the sole vse and exercise of the said Invention,
according to our gratious intentions herein-before declared, wee doe by these
presents, for vs and our successors, require and strictly comand all and every person
and persons, bodies politique and corporate, and all other our subiects what-
soever, of what estate, quality, or degree, name, or condičon soever they be,
within all and every our kingdoms and dominions, that neither they nor any
of them, at any time dureing the continuance of the said terme of fourteen
yeares hereby granted, either directly or indirectly, doe vse or put in practise
the said Invention, or any part of the same, soe attained vnto by the said
James Trefusis, John Honychurch, Nicholas Honychurch, and Joseph Williams,
as aforesaid, nor shall in any wise counterfeit or resemble the same, nor shall
make, or cause to be made, any addition thereto or subtracčon from the
same, whereby to pretend themselves the inventers or devisors thereof

page_text: without the lycence, consent, and agreement of the said James Trefusis,
John Honychurch, Nicholas Honychurch, and Joseph Williams, and the
survivors and survivor of them, his and their executors, administrators, or
assignes, in writing vnder their or some or one of their hands and seales,
first had and obtained in that behalfe, vpon such paines and penalties as
can or may be iustly inflicted on such offenders for their contempt of this our
royall comand, and further to be answerable to the said James Trefusis, John
Honychurch, Nicholas Honychurch, and Joseph Williams, their executors,
administrators, and assignes, according to law, for their damages thereby
occasioned. And wee doe, of our further speciall grace, certaine knowledge,
and meere močon, for vs, our heires and successors, grant vnto the said
James Trefusis, John Honychurch, Nicholas Honychurch, and Joseph Williams,
their executors, administrators, and assignes, by these presents, that they, the
said James Trefusis, John Honychurch, Nicholas Honychurch, and Joseph
Williams, and every of them, their and every of their deputies, servants, and
agents, (bavcing first obtained a lawfull warrant from the Lord Cheif Justice of
our Court of King's Bench at Westminster for the time being, and with tho
assistance of a constable or any other lawfull officer,) at convenient times in the
day, during the terme hereby granted, and in lawful manner, may enter into
and make search in any place or places whatsoever, within or belonging to
any of our kingdoms and dominions, where there shall be iust cause of
suspition) for the discovery and finding out of all and every person and
persons as shall imitate or cause to be imitated, or shall vse or put in practise
the said Invention, or shall make or counterfeit any instrument or materialls
to the same belonging, that soe such offender or offenders may be proceeded
against and punished, according to law. And further, wee doe by these presents,
for vs, our heires and successors, will, authorize, and comand all and singuler
justices of the peace, mayors, sheriffs, bayliffs, constables, headboroughs,
and all other officers and ministers whatsoever, of vs, our heires and successors,
for the time being, aswell within our kingdome of England and dominion of
of Wales as within all and every other our kingdoms and dominions, that they
and every of them respectively be from time to time, during the terme hereby
granted, in their respective offices favouring, aiding, helping, and assisting
vnto the said James Trefusis, John Honychurch, Nicholas Honychurch, and
Joseph Williams, their executors, administrators, and assignes, and to every
of them, their and every of their deputie and deputies, servants and agents,
in and by all things in and about the accomplishment of our royall will and
pleasure herein-before declared, and in the exercise and execution of the
powers and priviledges hereby granted as aforesaid. And moreover, wee doo

page_text: by these presents, for vs, our heires and successors, will and comand that our
said respective officers and ministers before mentioned, or any of them, doe
not, nor shall at any time hereafter during the saide terme hereby granted,
in any wise molest, trouble, or hinder the said James Trefusis, John Hony-
church, Nicholas Honychurch, and Joseph Williams, or any of them, their or
any of their executors, administrators, or assignes, or their or any of their
deputies, servants, or agents, in or about the due and lawfull vse or exercise of
the aforesaid Invention, or any thing relateing thereunto: Provided alwaies,
and these our Letters Patents are and shall be vpon this condicon, that if at
any time dureing the said terme of fourteen yeares hereby granted it shall
be made appeare to vs, our heires or successors, or any six or more of our
or their Privic Councill, that this our grant is contrary to law or preiudiciall or
inconvenient to our subiects in generall, or that the said Invention is not.a
new invention as to the publick vse and exercise thereof within this our
kingdome, then vpon signification and declaraton thereof, to be made by vs,
our heirs or successors, vnder our or their signet or privy scale, or by the
lords and others of our or their Privy Councill, or any six or more of them,
vnder their hands, these our Letters Patents shall forthwith cease, determine,
and be vtterly void to all intents and purposes, any thing before herein con-
tained to the contrary in any wise notwithstanding: Provided alsoe, that these
our Letters Patents, or any thing therein contained, shall not extend or be
construed to extend to the priviledge vnto the said James Trefusis, John
Honychurch, Nicholas Honychurch, and Joseph Williams, or any of them,
their or any of their executors, administrators, or assignes, or any of them,
to vse or imitate any invention or worke whatsoever which hath heretofore
been found out or invented by any other of our subiects whatsoever, and
publickly vsed or exercised within our said realme and dominions, or any
of them, vnto whome like Letters Patents or priviledge have bin already
granted for the sole vse, exercise, and benefitt thereof, it being our will
and pleasure that the said James Trefusis, John Honychurch, Nicholas
lonychurch, and Joseph Williams, their executors, administrators, and
assignes, and all and singular other person and persons to whome like Letters
Patents or priviledges are granted as aforesaid, shall distinctly vse and practise
their severall inventions by them invented and found out, according to the true
intent and meaning of the same respective Letters Patents, and of these
presents. And lastly, wee doe by these presents, for vs, our heires and successors,
grant vnto the said James Trefusis, John Honychurch, Nicholas Honychurch,
and Joseph Williams, their executors, administrators, and assignes, that these
our Letters Patents, or the inrolment thereof, shall be in and by all things

page_text: good, firme, valid, sufficient, and effectuall in the law, according to the true
intent and meaning thereof, and shall be taken, construed, and adiudged in
the most favourable and beneficiall sense for the best advantage of the said
James Trefusis, John Honychurch, Nicholas Honychurch, and Joseph Williams,
their exccutors, administrators, and assignes, aswell in all courts of record
as elsewhere, and by all and singuler the officers whatsoever of vs, our heires
and successors, in all and singuler our realmes and dominions whatsoever,
and amongst all and every the subiects of vs, our heires and successors,
whatsoever and wheresoever, notwithstanding the not full and certaine
describeing the nature or quality of the said Invention, or of the materialls
thereto conduceing and belonging.
day of October.
LA
By Writt of Privy Seale.