From red to black lines and how it was achieved: a personal recollection of the finances and formats of the QJGS–JGS and QJEG, 1950–88 and the formation of the GSL Publishing House

This article outlines the persistent chronic financial deficits of the Geological Society of London (GSL) over 30 years from 1948, details how they were corrected and relates how the GSL Publishing House was set up.