MTU Cork Library Catalogue

4 steps to longitude : an exhibition to mark the bicentenary of the first successful trial in 1762 of John Harrison's fourth marine timekeeper held at the National Maritime Museum, Greenwich 19th January to 30 September 1962 / National Maritime Museum.

Material type: materialTypeLabelBookPublisher: Greenwich : National Maritime Museum, 1962Description: x, 50 p. ; 20 cm.Other title: Four steps to longitude.Subject(s): Harrison, John, 1693-1776 | Chronometers -- History | Longitude -- MeasurementDDC classification: 623.863

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