is a one man department at the National Astronomy and Ionosphere Center "Arecibo Observatory" in Puerto Rico and I am the one and only man of this office. ... Some of the services provided by ESAS are: . Computer Graphic Design for presentations, publications, exhibits, posters etc. Web Page Design ( ex... our Web Site ) . Multimedia Modules for training or presentations. 35mm Photography for displays, documentation, publishing . ... Arecibo Observatory information for school projects . ...