TY - GEN AU - Spencer,Herbert TI - Herbert Spencer correspondence, KW - Spencer, Herbert, KW - Thieblin, Nicholas Leon, KW - Philosophers KW - itoamc N1 - Open to research N2 - Four ALS from Spencer, including two letters of introduction (1868 February 29 and 1869 January 15) for Nicholas Leon Thieblin, a letter (1868 June 25) written by him to Thieblin, and a letter (1867 December 30) to an unknown recipient regarding a translation of his book, First Principles of a New System of Philosophy (1864) ER -