Paul Young(@/64inchE@inch@$@.@4@9@>@A@D@F@I@K@N@@P@Q@R@T@@U@V@W@Y@@Z@[@\@^@@_@@`@`@a@ b@b@`c@d@d@@e@inch333333?ˡE?9v?V-?L7A`?l?{Gz?jt? ףp= ?Mb??S?ʡE?NbX9?$C?X9v?inchmm^@9@>@grainsgrainsfeet?ounce @grains@~jt?K7A`?oz / cubic inch)wY?Q?Jp?QΖʕ͓h̒l,http://www.uwm.edu/~stetzer/Tapers/hexrod-archive.html