STRATIGRAPHICAL ORDER. | Bi 
ioe 
FIGURE Xt 
Sectiow at Leetowia as shown by vecovad of Drill 
Hole W281, Gratton Furnace Company. 
hl hn a lee 
OF Lowe Freepovi Coa 2 ee 
# Lower Freeport Limestone? 
Sandaock., Lowee Fyeepowt SS __ 30" 
Coal, beekonia ov Lower Kittanning 2 
i 
Ove beaming shales. 
Coal, Noxigon of Fexviferous L.S.\__ Jf fo 
oxic Upped Claxion, Cartield Caauel, Nes = 
Cleay oad Saales___ Pe 
Coal, ; Chasiow jiowex____ 8 YB 
Shabes feiaiberd nul) et 0 ii0// i Go! 
Gran lLauestoue (Puluaw Hill) SA = 
Quel To es Nene a an 
CoalUppen Mesces (sSaqllewbervy) 2” | | 
Shales, aad) Chay. ——___—-..3! 4 } 
Coal, leower Nexcer (123 of Newbevey) 7 
HW 
Croce ‘leead cave (of. Youngstown) as (ee 
