We are pleased to announce the addition of four new titles to our Web site. A very special thanks to volunteer Chris Gamble for formatting all of these. <br /><br /> Flight Research at Ames, 1940-1997 (NASA SP-3300, 1998) by Paul F. Borchers, James A. Franklin, and Jay W. Fletcher is online at http://history.nasa.gov/SP-3300/sp3300.htm on the Web. A richly illustrated, monograph-length publication, this is a very informative work on aeronautics research in general. <br /> The Planetary Quarantine Program: Origins and Achievements, 1956-1973 (NASA SP-4902, 1974) by Charles R. Phillips is online at http://history.nasa.gov/SP-4902/sp4902.htm on the Web. A thin, but significant, volume on a topic of considerable interest over the years. <br /> Engineer in Charge: A History of the Langley Aeronautical Laboratory,1917-1958. (NASA SP-4305, 1987) by James R. Hansen is online at http://history.nasa.gov/SP-4305/sp4305.htm on the Web. A well-written, informative Center history of NASA Langley's aeronautical research roots. <br /> Spaceflight Revolution: NASA Langley Research Center From Sputnik toApollo (SP-4308, 1995) by James R. Hansen is online at http://history.nasa.gov/SP-4308/sp4308.htm on the Web. This volume picks up where Engineer in Charge left off by addressing NASA's forays into spaceflight research. <br /><br />Stephen Garber<br />NASA History Office<br />Code IQ<br />NASA Headquarters - Room CO72<br />Washington, DC 20546-0001<br />202-358-0385<br />202-358-2866 fax<br />steve.garber@hq.nasa.gov<br />NASA History Home Page: http://history.nasa.gov