A late development of the well known ‘D’, intended to stretch performance, only used in trials and never saw service. Two sheets in John Lambert style gives all known information and gives all data needed to fit out deck to proposed service spec.
A late development of the well known ‘D’, intended to stretch performance, only used in trials and never saw service. Two sheets in John Lambert style gives all known information and gives all data needed to fit out deck to proposed service spec.
