1891 - The Certificate of Survey of the s.s. 'Aira Force', being a requirement under the Merchant Shipping Act of 1854. (The Survey document references 1854 but the Merchant Shipping Act was updated and re-issued in 1867!) Dated at Whitehaven on the 3rd of March 1891 by Board of Trade Surveyor, W. L. Mansfield. A requirement was that the vessels name 'Aira Force' is marked on each of her bows and that her name and port of registry is properly marked on a conspicuous part of her stern. - [Cumbria Archive Reference - 18910303-YTSR_2_1_2_3_3r] [927]