Box containing technical records - One folder for Yard No. 761 'HMS Upholder', 'Undine', 'Unity' & 'Ursula', one folder for Demonstration Model S747B, one folder for 'Strathnaver' & 'Strathaird', one folder for 'TSS Orsova', one folder for Yard No. 945 'MS Hinemoa', one folder for Yard No. 1085, one folder for 'Orama', 'Otranto' & 'Oronsay', one folder for Yard Nos. 430-432 & E9-E11, one folder for Yard Nos. 856-857. One book for Order Nos. 789 & 751, two books for Yard No. 728 'HMS Undine', one book for 'HMS Rorqual', one book for 'HMS Majestic', one book for 'HMS Triton', one book for 'HMS Ursula', one book for 'HMS Severn',one book for Yard No. 633 'HM Submarine Oberon'. One envelope for 'K' Class 3&4 Submarines, one envelope for the Chilean Navy, one envelope for Yard Nos. 570 & 579, one envelope for Yard Nos. 571 'Cortona, 482 & 510, one envelope for Yard No. 586 'Carinthia', one envelope for Yard No.591 'Slieve Donard', one envelope for Yard Nos. 580 'Scottish Standard', 581 'Scottish Maiden', 582 'Scottish Minstrel' & 583 'Scottish Musician', two envelopes for Yard Nos. 573 'Moreton Bay', 574 'Hobsons's Bay', 575 'Jervis Bay' & 616-617.