| Description | Consists of:
<li>copy of <i>Mathmatical Contributions to the Theory of Evolution XV. A Mathematical Theory of Random Migration</i> by Karl Pearson with assistance of John Blakeman, Drapers' Company Research Memoirs. Biometric Series III., London: Dulau and Co, 1906. </li>
<li>pamphlet "A Local Probability Problem" by Professor J C Kluyver.</li>
<li>Pearson's notes on the problem of a random walk.</li>
<li>notes and calculations for research on a random walk.</li> |