1. Sea floor geothermal measurements from Conrad cruise 13 Bookman, Charles A; Langseth, Marcus G; Malone, Isabel 1972 Reports
2. Sea floor geothermal measurements from VEMA Cruise 25 Langseth, Marcus G; Bookman, Charles A; Malone, Isabel 1972 Reports
3. Sea floor geothermal measurements from Vema cruise 24 Langseth, Marcus G; Malone, Isabel; Breger, Dee 1971 Reports
4. Composite drill stem of epoxy fiber glass reinforced with boron filaments and a retrievable core liner/sample return container for the Apollo Lunar Surface Drill Langseth, Marcus G; Gibbon, Harry A; Perry, Richard S 1970 Reports