Bullocke John Greville : The Tomlinson papers : selected from the correspondence and pamphlets of Captain Robert Tomlinson, Vice-Admiral Nicholas Tomlinson / edited by J.G. Bullocke.
Bulmer A C : Handbook of shipping facilities at Middlesbrough through T.A. Bulmer & Co. : giving ports to which shipments can be made from Middlesbrough, both by the direct sailings and with transhipment / edited by A.C. Bulmer.