Royal licence by King Henry VI to Joan former wife of John Pykemere & late wife of Gwilym ap Gruffydd ap Gwilym to make a feoffment in fee to Thomas Bysby, chaplain & Robert Wrono of lands, rents, piscaries and bondmen in Anglesey Dyddiad/Date: 1443 PENRH/23

Rhaglen ar gyfer Ras Ffos a Pherth 1896 o lyfr lloffion Helfa Môn Programme of the 1896 Anglesey Hunt Steeplechase Dyddiad/Date 1894-1938 AH/25

Letter from ‘A.B.’ to John Richards at Beaumaris mentions the controversy over the punishment of the chief leaders of the Jacobite Rebellion, and the romantic escape of Lord Nithsdale. BHILL/6785 1716

Cynllun 1660 i ddymchwel Castell Caernarfon! A 1660 plan to demolish Caernarfon Castle! Projected demolition of the Castle of Caernarvon "and the Strengthes thereof" names of about 50 gentlemen of the county who subscribed their names in support BHILL/3191

#dyddllunymap #mapmonday Plan & section of the water works of the Bangor water & gas company showing their course through the parish of Llanllechid, Llandegai & Bangor with the districts of the Bethesda improvement commissioners & the Bangor local board of health. Dyddiad/Date: 1878 PFA/6/330

Mae dros 70% o'r gwaith o drosgrifio'r swp cyntaf o lythyrau o Gasgliad Ystad Penrhyn [Jamaica] wedi'i gwblhau! Pwer gwirfoddolwyr 🤜🤜🤜 Mae'r gasgliad pwysig iawn hwn yn cael ei gadw @archpbu.bsky.social

Transcribing this first batch of letters from the #PenrhynEstate [Jamaica] Collection is almost 70% done! Volunteer power 🤜🤜🤜 This incredibly important collection is held @archpbu.bsky.social

#aydh yn 1831, suddodd y Rothsay Castle ar ôl rhedeg i fewn i fanc tywod ar Traeth Lafan ger Biwmares. Collwyd 130 o fywydau. #otd in 1831, The paddle steamer Rothsay Castle ran aground at Dutchman's Bank, near Beaumaris and sank with the loss of 130 lives

All unrhywun 'nabod yr aderyn yn y darlun. Mae wedi ei restru yn ein catalog fel ‘aderyn anhysbys’, unrhyw syniadau? Can anyone identify the bird in this painting. It's listed in our catalogue as an ‘unidentified bird’, any ideas? “Original painted image of an unidentified bird” n.d. PFA/13/39

Did you know that Thomas Richards was appointed Librarian of Bangor University exactly 100 years ago to this year? He is considered to be the founding father of the Archives and Special Collections at @archpbu.bsky.social You can read more about his work in this blog: archives.wales/2026/08/12/c...

Celebrating the life and work of Thomas Richards, Librarian - Archifau Cymru

Did you know that Thomas Richards was appointed Librarian of Bangor University exactly 100 years ago to this year? He is considered to be the founding father of the Archives and Special Collections an...

archives.wales

A wyddoch chi fod Thomas Richards wedi'i benodi'n Llyfrgellydd Prifysgol Bangor union ganrif yn ôl eleni? Fe'i hystyrir yn dad yr Archifau a Chasgliadau Arbennig @archpbu.bsky.social . Gallwch ddarllen mwy am ei waith yn y blog: archifau.cymru/2026/08/12/d...

Dathlu bywyd a gwaith Thomas Richards, Llyfrgellydd - Archifau Cymru

A wyddoch chi fod Thomas Richards wedi’i benodi’n Llyfrgellydd Prifysgol Bangor union ganrif yn ôl eleni? Fe’i hystyrir yn dad yr Archifau a Chasgliadau Arbennig ac rydym yn wirioneddol ddyledus iddo ...

archifau.cymru

Adroddiad Blynyddol y Llong Hyfforddi Ddiwydiannol “Clio” Annual Report of the Industrial Training Ship “Clio” Dyddiad/Date: 1896 Plas Newydd/8/3707

#aydh ym 1939 agorodd Ysbyty Newydd Llandudno a'r Cylch. Dyma gopi o'r rhaglen swyddogol ar gyfer y Seremoni Agoriadol ar 12 Awst, 1939 --- #otd in 1939 the Llandudno and District New Hospital opened. Here we have a copy of the official programme for the Opening Ceremony on 12th of August, 1939

Release by Richard ap Robert ap William ap Meredydd & Margaret vch Griffith his wife to Sir Richard Bulkeley of Tyddyn CONUS, Tyddyn Angharad Goch, Tyddyn Grono Wen & Tyddyn Dyfynallt in Llanfairfechan. Caernarvon Great Sessions seal being marvellously fresh and clear. 12/05/1543 BHILL/2996-300

#DyddLlunyMap #MapMonday Map of the Bodednyfed Estate in the parish of Amlwch. Dyddiad/Date: 1828 LLE/640

Last week we welcomed members of the 'THOMAS PARRY A’R ELI GWYRDD' project to the Archives. The aim of the project is to learn more about creating medicines from plants, identifying plants, researching history, & writing stories and poems inspired by the book " Llysieuaeth Feddygol " by Thomas Parry

Yr wythnos diwethaf fe groesawon ni aelodau o brosiect ‘THOMAS PARRY A’R ELI GWYRDD’ i’r Archifdy ar gyfer gweithdy ymchwil. Nod y prosiect yw dysgu mwy am greu meddyginiaethau o blanhigion, adnabod planhigion, ymchwilio hanes wedi’u hysbrydoli gan “Llysieuaeth Feddygol”, Thomas Parry (1801-1858)

Amazing to have had the opportunity to share @araukie.bsky.social 2026 conference in Glasgow about my involvement in @archpbu.bsky.social & @ystadaucymru.bsky.social project's that link North Wales and Jamaica.

Quitclaim of one tenement or close, formerly belonging to Gruffith Goch ap Hoell Dew in the township of Clothieith, commote of Cruthyn, co. Caernarvon, Seal pendant; red wax framed by a twisted reed; device: seven-pointed star. Dyddiad/Date: 1528 MOSTYN/1010

#otd in 1806 the botanist, publisher and bookseller William Pamplin was born. A central figure among 19th century botanists, Pamplin made several botanical tours to Wales before finally settling in Llandderfel, Meirionydd. The Pamplin Papers at Bangor University’s Archives and Special Collections.

#aydh ym 1806 ganwyd y botanegydd, cyhoeddwr a llyfrwerthwr William Pamplin. Roedd yn ffigwr canolog ymhlith botanegwyr y 19fed ganrif, a gwnaeth sawl taith fotanegol i Gymru cyn ymgartrefu yn Llandderfel, Meirionydd. Mae Papurau Pamplin yma yn Archifau a Chasgliadau Arbennig Prifysgol Bangor.

Mae ein gwirfoddolwyr nawr wrthi'n trawsgrifio eitemau o Archif #Penrhyn (Jamaica), o @archpbu.bsky.social Maen nhw’n rhoi mewnwelediad anghyfforddus i fywyd dydd i ddydd ar blanhigfeydd siwgr yn #Jamaica, a bywydau caethweision Affricanaidd ac Affricanaidd-Caribïaidd a oedd yn llafurio yno.

Our volunteers have started the work of transcribing items from the #Penrhyn Archive (Jamaica), from @archpbu.bsky.social They give an uncomfortable insight into daily life on sugar plantations in #Jamaica, and the lives of #African and Afro-Caribbean slaves who were working there.

#dyddllunymap #mapmonday Large, bound document containing: Maps in the County of Merioneth and maps of Estates in the several parishes of Conway [Conwy] ... made by A. Bowdler, belonging to Owen Holland, Esq. Dyddiad/Date: 1760-1776 BMSS/2383

#aydh ym 1902 trafeiliodd y teithwyr cyntaf ar Dramffordd y Gogarth. #OTD in 1902, the first paying passengers rode on the Great Orme Tramway. “Cover to celebrate the 70th anniversary of the Great Orme Tramway” 31 Gorffennaf/July 1972 BMSS/39214

The herball, or, Generall historie of plantes by Thomas Johnson London : Printed by Adam Islip, Joice Norton and Richard Whitakers anno 1636 Llyfr Prin Gwyddonol Mawr / Science Rare Books Large ; QK41 .G3 1636

C&A Infirmary: A Statement of Accounts for the year ending 25th October 1896 Plas Newydd/8/370

#otd 160 years ago the Mimosa landed at Porth Madryn, Patagonia. The ship had set off on 28th of May from Liverpool with 153 passengers. Here we have the notebook of Edwyn C. Roberts, a passenger on the ship, who documented the 2 month journey to the new Welsh colony . BMSS/759

#aydh 160 mlynedd yn ôl, glaniodd y Mimosa ym Mhorth Madryn Patagonia. Roedd y llong wedi cychwyn ar ei siwrnai ar y 28ain o Fai o Lerpwl gyda 153 o deithwyr. Dyma lyfr nodiadau o eiddo Edwyn C. Roberts, teithiwr ar y llong ble mae’n dogfennu‘r daith galed o ddeufis i'r wladfa. BMSS/759

Today marks the start of the Menai Strait Regattas, raced over a fortnight on the Menai Straits, an event that has been running for over 200 years. These days races start at Beaumaris and Caernarfon and include routes that sail through the Swellies and around Puffin Island. Date: 1837 Uncatalogued