#ROLL Lafayette IN, September 22 - October 2, 1999 #00 Happy Hollow Park in West Lafayette, Indiana, September 22, 1999. #01 Soybean field near Rd. 26 west to Lafayette, Indiana, September 25, 1999. #02 A pasture and a corn field along C. Rd. 500 W. west from Lafayette, Indiana, September 25, 1999. #03 A farm near Division Rd. west from Lafayette, Indiana, September 25, 1999. #04 A forest near Division Rd. west from Lafayette, Indiana, September 25, 1999. #05 A marsh in Ross Hills Park, 6 miles west from Lafayette, Indiana, September 25, 1999. #10 A water snake and big shells in Wabash River in Ross Hills Park, 6 miles west from Lafayette, Indiana, September 25, 1999. #13 A water snake going from Wabash River in Ross Hills Park, 6 miles west from Lafayette, Indiana, September 25, 1999. #15 A trail in Ross Hills Park, 6 miles west from Lafayette, Indiana, September 25, 1999. #16 Greenbriar and poison ivy on trees in Ross Hills Park, 6 miles west from Lafayette, Indiana, September 25, 1999. #17 Forest along Wabash River in Ross Hills Park, 6 miles west from Lafayette, Indiana, September 25, 1999. #18 A mysterious sign on a marble grave of L. Godfrey (died May 22, 1847) on a small cemetery at Kerber Road, 6 miles west from Lafayette, Indiana, September 25, 1999. #19 Purdue University Mall and Electrical Engineering Building. West Lafayette, Indiana, September 26, 1999. #21 An abandoned (?) house on Ferry St. Lafayette, Indiana, September 26, 1999. #22 Qicun Shi explains to Sabre Kais correlation effects in scattering of an electron on lithium-like atom with a variable nuclear charge slightly above two after a lecture of Imad Ladadwa about ionization cross sections at internal meeting of the quantum chemistry group. Purdue University, West Lafayette, Indiana, October 1, 1999. #23 Sabre Kais and Qicun Shi discuss electronic shell structure and correlations in scattering of an electron on lithium-like atom with a variable nuclear charge slightly above two after a lecture of Imad Ladadwa about ionization cross sections at internal meeting of the quantum chemistry group. Purdue University, West Lafayette, Indiana, October 1, 1999. #25 A grey squirrel gnawing a nut on its home range near Mechanical Engineering Building. Purdue University, West Lafayette, Indiana, October 1, 1999.