Accounting Clerk Performs a full range of accounting responsibilities including information verfication and analysis, report preparation, account reconciliation, billing and collections activities. If you are interested in this position, send Resume to: MIDCON Data Services Attn: Human Resources 13431 N. Broadway Suite 115 Oklahoma City, OK 73114 Interested parties are encouraged to visit our office and complete an application.   Geophysical Sales Representative Sales Representative to broker seismic data and well log library products. If you are interested in this position, send Resume to: MIDCON Data Services Attn: Human Resources 13431 N. Broadway Suite 115 Oklahoma City, OK 73114 Interested parties are encouraged to visit our office and complete an application.