witnesses : assignor : american natural energy corporation printed name by : / s / steven p. ensz steven p. ensz, vice president printed name / s / steven p. ensz witnesses : assignee : dune properties, inc. printed name by : / s / james a. watt james a. watt, president printed name / s / james a. watt notary public in and for the state of texas notary public in and for notary public in and for the state of texas notary public in and for exhibit a to assignment, conveyance and bill of sale by and between american natural energy corporation, as assignee, and dune energy, inc. as assignor oil, gas and mineral lease dated november 14, 1941, executed by delta securities company, inc., as lessor, in favor of gulf refining company, as lessee, recorded november17, 1941, under entry no. 1458, cob ss, page 382, st. charles parish, louisiana, currently covering and affecting 1, 319. 991 acres, more or less, more particularly described as follows : exhibit b to assignment, conveyance and bill of sale by and between american natural energy corporation, as assignee, and dune energy, inc. as assignor exhibit c to assignment, conveyance and bill of sale by and between american natural energy corporation, as assignee, and dune energy, inc. as assignor