Page 227 - Petroleum Geology
P. 227

no.   I   p. 615,  Fig.  9-20. Cross-sections through the reefs of north-western Michigan basin (located in Fig. 9-19). (Reproduced from Gill, 1979,
                                                                           permit


                                                                           well
                                                                           27868




                                                                                 fig. 5.)
   222   223   224   225   226   227   228   229   230   231   232