| Reference | Detail | Dates | Archive | Keywords |
|---|---|---|---|---|
| XM/5686 | mortgage of 64 shares in the Sarah, carvel of Caernarfon, 12 December 1871 |
1871 to 1871 | Caernarfon Record Office | ownership ships |
| XM/9692/1 | notice of allotment of shares in the Straits of Menai Steamship Co., 27 January 1900 |
1900 to 1900 | Caernarfon Record Office | ownership Companies |
| XM/2630/242 | share certificate in the Wm Thomas Shipping Company Ltd, 1919, & associated papers, 1921-2 |
1919 to 1922 | Caernarfon Record Office | ownership |
| XM/1464/3 | ship's account book with a log kept by D. Parry on the Leith Packet from London to Cork, June 1849 |
1849 to 1849 | Caernarfon Record Office | None |
| XM/2398/1-2 | booklet on the centenary of Isle of Man Steam Packet Co. Ltd, 1930 & pamphlet `Ships of the Isle of Man Steam Packet Co. Ltd', 1962 |
1962 to 1962 | Caernarfon Record Office | Companies |
| XSR | ships registers, port of Beaumaris, 1786-1987, comprising register books, 1786-1921, transaction registers, 1855-1901, 1869-1970, correspondence book, 1858-83, 1907-54, register of steam boat certificates delivered (Holyhead), 1898-1972, index boo |
1786 to 1987 | Caernarfon Record Office | None |
| X/P.R.O. Shipping Records | Caernarfonshire crew lists & agreements |
None to None | Caernarfon Record Office | None |
| XPRO shipping records | vessels registered in the county of Caernarfon, 1863-1913 |
1863 to 1913 | Caernarfon Record Office | ships |
| M/911 | account book of Robert Jones, ships' provisioner of Nefyn, 1818-42 |
1818 to 1842 | Caernarfon Record Office | None |
| XM/911 | ship's provisions account book, 1818-42 |
1818 to 1842 | Caernarfon Record Office | None |
| M/1436/1-3 | victualling & wages books regarding Penrhyn Castle, 1876-86 |
1876 to 1886 | Caernarfon Record Office | food ships |
| M/565/2 | diary of Mr Jones, ship's provisioner, 1886, in South China seas |
1886 to 1886 | Caernarfon Record Office | journal |
| XM/1001 | papers, 1818-65, n.d., regarding ore mining including discussion of shipments |
1818 to 1865 | Caernarfon Record Office | trade shipping |
| XDQ, Dinorwic Quarry records | 1828-1970 including IV, papers regarding slate shipments comprising 1247-65, receiving books of shipments from quarry to Port Dinorwic, 1266-1305, shipment sheets of slate transported from quary to port, 1306-15, loading books, 1316-37, cargo books, | 1828 to 1970 | Caernarfon Record Office | trade mining |
| XIV | papers regarding Port Dinorwic, comprising 2763-7, papers regarding alteration to Port Dinorwic harbour, 1897 & 2768-98, papers regarding Assheton-Smith vs Owen regarding Caernarfon Harbour dues; |
1897 to 1897 | Caernarfon Record Office | None |
| XV | papers regarding steamships comprising 2797-821, records of Dinorwic Steamships, 2822-957, logbooks of the Alfred Mason, M.V. Dawlish, SS Enid, SS Ipswich Trader, SS Joseph Mitchell, SS Baranda, SS Juli |
None to None | Caernarfon Record Office | None |
| XVI | papers regarding Portdinorwic Dry Dock comprising 2980-3005, account books, letter books, etc & 3006-62, correspondence & other papers; |
None to None | Caernarfon Record Office | None |
| XVII, 3065-86 | papers of Messrs Duff, Herbert & Mitchell Ltd of Port Dinorwic, managers of steamships & ship repairs |
None to None | Caernarfon Record Office | harbours maintenance |
| XM/8633 | photocopies of bundle of papers regarding the investments in shipping of Messrs. J. & R. Rowlands, quarrymen of Bethesda, 1878-1905 |
1878 to 1905 | Caernarfon Record Office | None |
| XM/2884/1 | charter party between the Enigma of castletown & Messrs R. Bowton & Co., quarry owners, Porthmadog, 11 August 1910 |
1910 to 1910 | Caernarfon Record Office | ships |