Helen Blake is the sole example of a design intended for use in confined waters. The War intervened and no others were built.

She spent her 20 years of service on the Liffey Estuary in Ireland.

Type Motor Harbour Lifeboat Built 1939 Length 28ft Beam 8ft Stationed at Poolbeg.

Helen Blake and the displays around her are used to illustrate the development from sail to motor lifeboats.