Papers -- Substance P Contains the working papers of J H Gaddum with respect to distribution and preparation of substance P. Includes a note from V P Whittaker enclosing research on the distribution of substance P in guinea pig brain, with Gaddum's notes (items 1,2); an article by Kiyoshi Kataoka on 'The subcellular distribution of substance P in the nervous tissues' (item 3) a paper by Gaddum titled 'Substance P -- Distribution' (item 4), printouts of experimental data (item 5), the results of several assays on substance P 6-8, including a note from M J Smith on assays (item 13). Notes and papers on the preparation of P include: diagrams of preparation apparatus (item 21), an article 'The Stability of Purified Preparations of Substance P' (item 23), two copies of a paper on the extraction of substance P from the intestine of a horse (item 25), abstract of a paper by Zetler on 'New pharmacologically active polypeptides present in impure preparations of substance P' (item 27), an article by W Haefely, H Thoenen and A Hurlimann, 'The effect of intraventricular application of surstance P preparations of different purity' (item 28), agenda from a symposium on polypeptides and smooth muscle/blood vessels (item 30), notes on duodenum-relaxing substance (item 38) and preparation of crude S[tandard] P (item 39), abstracts from a conference at the NY Academy of Sciences on the structure and function of biologically active peptides (item 40);note from Marthe [Vogt] giving a reference on chomatography (item 44); note from Donald Straughan to John [Mangan] (item 45) on his sending draft of his paper on rabbit cortex and GABA (item 46), and related analysis by Mangan (item 47). 1950s-1960s