From caption: "Display Case in lobby of Delaware Trust Company showing at bottom, left to right, Leonard Richards Trophy,--Oaks Trophy,-- and Tom Roby Trophy. Eight gadroon plates are also shown and, in the upper right corner, are small replicas of...
Text from back of image: "The above photo shows Major General Patrick, Chief of the Army Air Service with collection of trophies won by the Army airmen. The wreath shown in picture was presented by Japan to the World Flyers, also the Locatelli...
Periodicals; Chemical industry; Explosives; Dynamite;
Table of Contents: Conservation; Excavating Lake Washington Canal; Dependability; Smokeless Bananas; Ballistite Unhurt by Three Months' Immersion; Practical Explosives Efficiency; Two or More Electric Blasting Caps in a Bore Hole; Depth of Charges...
