open access Knock-Limited Performance of Blends of AN-F-28 Fuel Containing 4 Percent Aliphatic Amines Description: Report discusses the knock-limited performance data of fuel blends containing AN-F-28, Amendment-2, fuel and a selection of aliphatic amines. The best antiknock aliphatic amines are determined through experimentation. Date: April 1945 Creator: Tower, Leonard K.