Thompson, Alexander John <p>Manuscript and typescript letters to Karl Pearson about the composition, printing and publication of <i>Logarithmica Britannica Part 9</i>.</p> <p>Being correspondence about:</p><ul> <li>enclosure of rough proofs of 20 place logarithms created on Thompson's own keyboard and asking for suggestions;</li> <li>about rejection of the tables by Clarendon Press, getting prices from printers, and accuracy of the manuscript correctness of proofs (encloses Clarendon reply);</li> <li>about inverse interpolation from the logarithm tables to 20 places, and prices for various print format options from Glasgow University Press;</li> <li>about prices from the Cambridge University Press (CUP), paper samples and order of introductory matter, and thanks for financial assistance from the Biometric Laboratory;</li> <li>about probable numbers of typing errors per page;</li> <li>about finding a portrait of Henry Briggs and request for 25 copies of the tables when published;</li> <li>about arranging typographic details of the table of logarithms with the CUP, and about Weekly Returns for 1910-1912 from the General Register Office;</li> <li>about the draft introduction and Pearson's title page;</li> <li>about assuming the cost of any extra matter required;</li> <li>about difficulty finding original letters by Briggs in MSS collection at the Bodleian Library;</li> <li>responding to Pearson's criticisms of his Introduction, and providing criticism of Pearson's Prefatory Note; on formatting of pages;</li> <li>about settling differences of opinion with Pearson, and other matters relating to the child as an economic asset, and births according to week of occurrence;</li> <li>outlining the history of the present work on logarithmic tables, and Pearson's involvement, and suggesting a plan for payment of unsold copies and balance deficit;</li> <li>about correcting proofs sent by the CUP;</li> <li>about need to change appearance of some auxiliary tables;</li> <li>about sending pages for moulding and press after correction, and list of names and institutions to which prospectuses should be sent;</li> <li>about postponing any description of the tables before the Society of Biometricians;</li> <li>about preparing a note for Pearson to use as a Press Notice;</li> <li> about a note on Henry Briggs and plan for a corresponding article in the <i>Yorkshire Post</i> on the date of publication;</li> <li> thanking Pearson for his "faith and courage" in support of the table; </li> <li>and finally enclosing further information on Weekly Returns, for the week ended 3 January 1914, from the General Register Office.</li> </ul> Jan 1924 - Dec 1924