Skip to main content
Membership
Donate
Shop
Venue hire
Search
Royal Museums Greenwich
Main navigation
Menu
Royal Museums Greenwich
Search
Close
Plan your visit
Back
Plan your visit
Tickets and prices
Getting here
Accessibility
Family visits
Group visits
School visits
Cutty Sark
Cutty Sark
Open daily 10am-5pm
Last entry 4.15pm
Adult: £22 | Child: £11
Members go free
Free
National Maritime Museum
National Maritime Museum
Open daily 10am-5pm
Last entry 4.15pm
Free entry
Booking recommended
Free
Queen's House
Queen's House
Open daily 10am-5pm
Last entry 4.15pm
Free entry
Booking recommended
Royal Observatory
Royal Observatory
Open daily 10am-6pm
Last entry 5.15pm
Adult: £24 | Child: £12
Members go free
What's on
Back
What's on
Exhibitions
For families
Member events
Talks and tours
National Maritime Museum
Exhibitions
ZWO Astronomy Photographer of the Year exhibition
See the world's greatest space photography at the National Maritime Museum
National Maritime Museum
Events and festivals
World Ocean Day
A family-friendly celebration of our ocean at the National Maritime Museum
National Maritime Museum
Family fun
Astronomers Take Over
This brand-new interactive gallery gives curious minds aged 4 to 104 the space to play, learn and explore!
Stories
Back
Stories
Maritime history
Space and astronomy
Art and culture
The ocean
Time
Royal history
Must-see artworks in the Queen's House
What to look out for in the inspiring new take on the Queen’s House’s displays in 2026
How to see the 12 August 2026 partial solar eclipse
Learn more about the best solar eclipse visible from the UK and Ireland so far this century, when around 90% of the Sun will be covered by the Moon
Making Waves: Dr Dawn Wright
Oceanographer and chief scientist Dr Dawn Wright on diving to the deepest part of the ocean – and why we need to stand up for our blue planet
Collections
Back
Collections
Conservation
Research
Donating items to our collection
Collections Online
Search our online database and explore our objects, paintings, archives and library collections from home
The Prince Philip Maritime Collections Centre
Come behind the scenes at our state-of-the-art conservation studio
Caird Library
Visit the world's largest maritime library and archive collection at the National Maritime Museum
Learn
Back
Learn
School trips and workshops
Self-guided school visits
Online resources and activities
Booking an on-site schools session
Booking a digital schools session
Young people and youth groups
Support us
Back
Support us
Become a member
Donate
Corporate partnerships
Become a patron
Leave a legacy
Commemoration and celebration
Our sites
Cutty Sark
National Maritime Museum
Queen's House
Royal Observatory
Membership
Donate
Shop
Venue hire
Search
Beta
Back to all results
Explore our Collection
Objects
Library
Archive
Search our collection
filters…
Search
Catalogue Section
Select…
Catalogue Section
Catalogue Section
Personal collections
Apply Filter
Level
Select…
Level
Level
FILE
ITEM
Apply Filter
Creator
Select…
Creator
Creator
Platt, John
Apply Filter
Date Range
Select…
Date Range
Date From
Select...
1700
1741
1755
1757
1761
1763
1777
1778
1780
1781
1782
1783
1784
1785
1786
1788
1789
1790
1792
1793
1794
1795
1796
1797
1799
1800
1801
1803
1804
1805
1807
1808
1809
1813
1814
1819
1837
1848
1884
Date To
Select...
1741
1757
1771
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1803
1804
1805
1807
1808
1809
1813
1814
1815
1817
1819
1832
1837
1841
1848
1856
1900
2000
Show only:
Requestable
Applied Filters
Platt, John
Clear all
showing 134 archive results
Sort by
Relevance
Object title/name
Object title/name (desc)
Finding reference
Finding reference (desc)
Show results as grid
Show results as list
Platt, John, (Fl.1780-1832) (Manuscript)
1782-05-31 - 19c
PLT/63-65
Platt, John, (Fl.1780-1832) (Manuscript)
circa 1783
PLT/70-72
Platt, John, (Fl.1780-1832) (Manuscript)
1805-04-15 - ?
PLT/93-94
Platt, John, (Fl.1780-1832) (Manuscript)
1741 - 1757-11-04
PLT/82-84
Platt, John, (Fl.1780-1832) (Manuscript)
1794-07-07 - ?
PLT/66-68
Platt, John, (Fl.1780-1832) (Manuscript)
1784 - 1819
PLT/74-78
Miscellaneous material, includes extract from a logbbok titled: Remarks taken onboard HMS EAGLE from 15th Feb 1782 (Manuscript)
circa 1782
PLT/70
Poetry and hymns. Some printed, some manuscript. (Manuscript)
1786 - 1797
PLT/91
Notebook on gunnery and gunnery practice, HMS PENELOPE, Jamaica, 1793, signed Lieutenant J. Platt. (Manuscript)
1793
PLT/72
Completed form, state and condition of HMS PRINCE OF WALES, July 1800, Adrain Renou Captain. (Manuscript)
1800
PLT/64
Maths exercise book, with manuscript note, "my father's writing and account book". (Manuscript)
1741
PLT/82
Articles of partnership, between William Williard, James Grant, William Bosslar and John Gardon, for cutting and polishing marble. (Manuscript)
1757-08-19
PLT/83
Press warrant, empowering Captain William Affleck of HMS ALLIGATOR, to impress seamen, 20 Dec 1794. Also includes a paragraphs deputing John Platt, also of HMS ALLIGATOR to impress seamen, dated 3 January 1795. (Manuscript)
1794-12-20 - 1795-01-03
PLT/56
Document on distinguishing signals for the squadron and on board his majesty's ship CENTURION (Manuscript)
circa 1790
PLT/12/2
Remarks HM Ship PRINCE OF WALES, Vice Admiral Lord Hugh Seymour, Martinique, July 20th 1799 (Manuscript)
1799-07-30 - 1800-01-24
PLT/15
A journal of the proceedings of His Majesty's Ship CENTURION. William Albany Otway Esq, Commander, commencing the 16th of September 1790 and ending the 29th March 1792. Kept by, John Platt (Manuscript)
1790-09-16 - 1792-03-29
PLT/12/1
A log of the proceedings on board His Majesty's Ship EAGLE, William Clark Esq Commander, commencing the 6th of February 1783 and ending the 20th of September 1783 kept by John Platt (Manuscript)
1783-02-06 - 1783-09-20
PLT/5/1
"Captain Platt's orderly book, commencing 25th Sept 1897" (Manuscript)
1807-09-25 - 1807-10-16
PLT/29
Volume of watercolours, signed by Charles Platt, 50th regiment, dated 24 April 1800. (Manuscript)
circa 1800
PLT/87
Signals issued to HMS ISIS, includes hand coloured flags, printed day and night signals, instructions for the conduct of officers commanding the different boats appointed to land the troops. (Manuscript)
1781-02-06 - 1781-08-14
PLT/34
Logbook of HM Sloop PORTO, Thomas Lumley Commander, J. Platt, River Tagus - Madras Roads (Manuscript)
1780-07-25 - 1782-08-29
PLT/1/1
A journal of the Oliba Spanish Schooner Privater Prize to His Majesty's Sloop PORTO, the Hon Tho. Lumley Commander, kept by J. Platt, Prize master, 1780 (Manuscript)
1780-11-25 - 1789-12-19
PLT/1/3
Printed "Table XX, containing latitudes of places with their longitudes from the meridian of the Royal Observatory at Greenwich: also the time of high water at the full change of the moon, at those places where it is known", signed J. Platt, Arethusa. Undated (Manuscript)
circa 1790
PLT/108
Journal of HM Ship PRINCE OF WALES at sea 1800", inscribed "J. Platt includes some accounts of battles, engagements, life at sea etc. (Manuscript)
1800-01-19 - 1800-06-20
PLT/16
First
Prev
…
Page
2
Page
3
Current page
4
Page
5
Page
6
Next
Last
Loading filters
Royal Museums Greenwich
Close
Search
Want to search our collection? Search here.
Back to top