15-155-00119; Ekholm 1; Company: C.S.O.; Service Log No. 7922; 04/11/1961
T22S R5W, Sec. 16  SW SE NW  2970 North, 3630 West, from SE corner 
2300; 2323; gray-bf.,dse.-f.xln.lst.
2323; 2371; crm.-gray,dse.-f.xln., fos., sl.chty.lst.
2371; 2375; dk.gray sh.
2375; 2395; wh.to gray,dse.-f.xln.,sl.chty.lst.
2395; 2397; gray sh
2397; 2403; dk.gray sh.on gray-bf.,dse.-f.xln.lst.
2403; 2405; gray sh
2405; 2433; gray,suc.to f.xln.,dolom.lst.
2433; 2435; gray sh.
2435; 2493; wh.to gray,f.xln.,fos.,chty.lst.
2493; 2500; blk.sh.
2500; 2543; wh.to gray,dse.-f.xln.,fos.,partly chty.lst.
2543; 2547; gray sh.
2547; 2614; lt.gray,suc.to f.xln.,fos.,sl.chty.lst.; shaley in part
2614; Heebner
2614; 2619; blk.sh.
2619; 2623; bf.to brn.,dse.-f.xln.lst.
2623; 2627; v.col.sh.
2627; 2636; wh.to gray,suc.to f.xln.,fos.,shaley,dolom.lst.
2636; 2643; varicolored sandy micaceous sh
2643; 2662; gray,f.gr.,sub ang.,micac.,por.sst.
2662; 2668; varicolored sandy micaceous sh
2668; 2676; gray,f.gr.,sub ang.,micac.,por.sst.
2676; 2685; varicolored sandy micaceous sh
2685; 2702; gray,f.gr.,sub ang.,micac.,por.sst.
2702; 2708; varicolored sandy micaceous sh
2708; 2720; gray,f.gr.,sub ang.,micac.,por.sst.
2720; 2725; varicolored sandy micaceous sh
2725; 2726; gray,f.gr.,sub ang.,micac.,por.sst.
2726; 2733; varicolored sandy micaceous sh
2733; 2738; gray,f.gr.,sub ang.,micac.,por.sst.
2738; 2743; varicolored sandy micaceous sh
2743; 2753; gray,f.gr.,sub ang.,micac.,por.sst.
2753; 2818; v.col.,sandy,micac.sh.
2818; 2821; strk.bf.to brn.,dse.-f.xln.lst.
2821; 2836; v.col.,sl.sandy sh.
2836; Lansing
2836; 2852; crm.-gray,dse.-f.xln.,sl.chty.lst.;ool.in part
2852; 2862; gray sh.on gray,dse.lst.
2862; 2867; gray sh
2867; 2872; crm.-bf.,dse.-f.xln.,chty.lst.
2872; 2875; gray sh
2875; 2892; crm.-bf.,dse.-f.xln.,chty.lst.
2892; 2894; gray sh
2894; 2905; crm.-bf.,dse.-f.xln.,chty.lst.
2905; 2907; gray sh
2907; 2917; gray,suc.to f.xln.,por.ooc.,dolom.lst.
2917; 2972; crm.-gray,dse.-f.xln.,chty.,shaley lst.
2972; 3000; crm.-gray,suc.to f.xln.,por.ooc.,chty.,dolom.lst.
3000; 3002; gray sh.
3002; 3025; lt.gray,dse.-f.xln.,chty.lst.
3025; 3038; v.col.,limey sh.
3038; 3053; crm.,dse.-f.xln.,chty.lst.
3053; 3065; lt.gray,dse.-f.xln. dolomitic lst.;por.ooc.
3065; 3075; lt.gray,dse.-f.xln.lst.;por.ooc.
3075; 3090; lt.gray,dse.-f.xln. cherty lst.;por.ooc.
3090; 3143; strks.ooc.por.in crm.-gray,dse.-f.xln.,partly chty.lst.
3143; 3155; v.col.,limey sh.;
3155; 3157; blk.sh
3157; 3179; crm.-gray,suc.to f.xln.,por.ooc.,dolom.lst.
3179; 3182; blk.sh.
3182; 3188; gray-bf.,dse.-f.xln.lst.
3188; 3202; lt.gray,por.ooc.,dolom.lst.
3202; 3203; gray sh
3203; 3209; gray dense lst
3209; 3210; gray sh
3210; 3232; crm.,dse.-f.xln.,chty.lst.
3232; 3240; v.col.,limey sh.
3240; 3247; crm.-bf.,dse.-f.xln.,partly chty.lst.
3247; 3250; gray sh
3250; 3257; crm.-bf.,dse.-f.xln.,partly chty.lst.
3257; 3262; gray sh
3262; 3270; crm.-bf.,dse.-f.xln.,partly chty.lst.
3270; 3290; v.col.,limey sh.
3290; 3302; lt.gray,dse.-f.xln.,chty.lst.;ool. & ooc.in part
3302; 3307; blk.sh.
3307; 3312; gray-bf.,dse.-f.xln.,shaley,fos.lst.
3312; 3317; v.col.sh.
3317; 3333; crm.-bf.,dse.-f.xln.,shaley,sl.chty.lst.
3333; 3337; blk.sh.
3337; 3351; crm.-bf.,dse.-f.xln.lst.;ool.in part
3351; 3363; dk.gray to blk.,limey sh.
3363; 3383; gray-bf.,dse.-f.xln.,shaley lst.
3383; 3385; blk.sh.
3385; 3465; vg.clay & sh.
3465; Penn.Basal Congl.
3465; 3471; vg.sandy clay & sh.
3471; Mississippian
3471; 3530; wh.,crm. & bf.,suc.to co.xln.,fos.,dolom.lst.;some weathering & iron str.at top; some wh. & gray,mot.,opaq.to sub opaq.,fos.cht.
3530; 3655; dom.wh. & gray,opaq.to sub opaq.,blocky,partly tripo.,fos.cht.but w/ some tan &  bf.,suc.to f.xln.lst.
3655; 3672; lt.gray,co.xln.lst.;not as chty.
3672; 3712; wh.to crm.;dse.to co.xln.lst.
3712; Kinderhook Sh.
3712; 3805; green & greenish gray,silty,platy,micac.sh.
3805; 3841; dk.grayish-green,blocky,fine-textured,spore bearing sh.
3841; Misener
3841; 3850; gray,f.to co.gr.,ang.to sub rnd. & frosted,pyritic.,phosphatic sst.
3850; Hunton
3850; 3871; crm.,gray & bf.,suc.to med.xln.,sandy,fos.dolo.;wh.,sm.,sub opaq.cht.at top
3871; Maquoketa
3871; 3930; pale grayish-green.,micro-gran.,dolomitic.sh.graptolite fragments
3930; 3933; dolomite with gray speckled opaque chert 
3933; 3935; pale grayish-grn.,micro-gran.,dolomitic.sh.graptolite fragments
3935; 3940; dolomite with gray speckled opaque chert
3940; 3942; pale grayish-grn.,micro-gran.,dolomitic.sh.graptolite fragments
3942; 3944; dolomite with gray speckled opaque chert
3944; 3952; pale grayish-grn.,micro-gran.,dolomitic.sh.graptolite fragments
3952; 3957; dolomite with gray speckled opaque chert
3957; 3962; pale grayish-grn.,micro-gran.,dolomitic.sh.graptolite fragments
3962; 3967; dolomite with gray speckled opaque chert
3967; 3969; pale grayish-grn.,micro-gran.,dolomitic.sh.graptolite fragments
3969; Viola
3969; 3992; wh. & gray,co.xln.lst.
3992; Simpson
3992; 3996; green,sandy sh.
3996; 4020; wh. & gray,f.to co.gr.,ang.to sub rnd. & frosted,tgt., dolom.sst. with gray,speckled,opaq.cht.
4020; 4025; green sh
4025; 4026; wh.,f.to co.gr.,ang.to sub rnd. & frosted sst
4026; 4034; green sh
4034; 4042; wh.,f.to co.gr.,ang.to sub rnd. & frosted sst
4042; 4054; green sh
4054; 4055; wh.,f.to co.gr.,ang.to sub rnd. & frosted sst
4055; 4060; green sh
4060; 4062; wh.,f.to co.gr.,ang.to sub rnd. & frosted sst
4062; 4066; green sh
4066; Arbuckle
4066; 4096; lt.gray to bf.,co.xln.to rhombic,vuggy por.,tripo.dolo.