^g Bashford Dean Memorial Volume 



to cover such an historical process, but, as Dean showed, the evolution of arms and armor 

 s only a sort of biological evolution once removed, the conservatism of armorers and 

 pur^Lrs" king the place of heredity in tending toward continuity, and the stress of 

 environment evoking mutational changes m type. 



WORK ON THE DYCKMAN HOUSE MUSEUM AND PARK 



1915-1916 

 The Dyckman House Museum and Park is a restored Dutch farm house Jigmally 

 built about 178^ and set in the midst of a pleasant garden. It is located on a low hill just 

 abo4 204th Street and Broadway, New York City. The interior is beautifully arranged . 

 Xach roo^ IS restored with furniture and equipment appropriate to the days when th 

 oU Dyckmrfamily lived in it. Mrs. Bashford Dean (Mary Alice Dyckman) and her 

 ste? MrTAlTxander McMillan Welch (Fannie Fredericka Dyckman) in m6 presei^ted 

 u u r.A ,..rk fn the Citv of New York in memory of their parents Mr. and Mrs. 



fic S d Dy m n 0?,l° occasion Dr. Bashford Dean and h. brother-.n-law Mr. 

 SeL^der McMlan Welch were the "honorary curators," bft they were also extra^ 

 Alexander McMU a ^ indebted for intensive work m restoring 



A 'oTd" oS: o t: Sn Ian and in asseling and installing the hundreds of quaint 

 „d ten au hent a'^^ed relics that bong back the old days of the Dyckman family so 

 vwidTy to the eye of the visitor. Dr. Dean's brochure (1916) on the history ot the house is 

 : masterpiS of antiquarian and historical research everywhere illuminated by his kindly 

 humor and insight. 



SERVICES IN THE WORLD WAR 

 1917-1918 

 When this country entered the war it was natural both that the government should 

 look Tor Dean for advice as to the designing of helmets and other -mor for trench 

 warfare and that he should volunteer for this service, serving as Chairman of the Protec^ 

 X Body Armor Committee of the National Research Council, and later as Major in the 

 Ordnance Department. After a personal inspection of field conditions of trench war are 

 he set about digning and testing various types of helmets and body armor. His 1 gh 

 body armor (we ght nfne pounds) stopped automatic pistol fire at mu..le velocity; but his 

 '^^ZTJZ'^^c^ wit'hstood gunfire at fifty yards, was the -- ---^f^^^g^^^^ 

 aSpted by army aviators. In this connection he was the author of Helmets and Body 

 Armor in Modern Warfare" (1920). 



THE CROWNING DECADE 

 1918-1928 

 In spite of frequent ill health and enforced rests, the closing decade of Bashford 

 Deans lilyielded an abundant harvest. Among the brightest gems of this ttme is the 



