Seismic processing can be fun... with some data ! * Ozdogan Yilmaz has used 40 seismic gathers to introduce seismic data in is 1989 book "Seismic Data Processing" (revised and expanded in 2001) , pages 30-40. Some matter from the 2001 edition is on the [[https://wiki.seg.org/wiki/Seismic_Data_Analysis|SEG wiki]]. You can download SU version of the files [[https://nextcloud.seismic-unix.org/index.php/s/wfbgjReLLjRjLwk | here ]]