Crew accounts and agreements (generally known as crew lists) and logbooks, together with associated papers and correspondence, 1856-1914, for vessels registered at the port of Aberystwyth, Cardiganshire.

Bound volume endorsed 'Aberystwyth Harbour Book, 1805' containing accounts, 1805-1807, of the sums paid to workmen who were responsible for the building of the pier at Aberystwyth, including labourers, joiners, smiths etc.