TY - BOOK ID - 134923225 TI - The Comet Halley handbook : an observer's guide AU - Yeomans, Donald K. AU - Jet Propulsion Laboratory (U.S.) PY - 1983 PB - Pasadena, Calif. : Washington, D.C. : NASA, Jet Propulsion Laboratory, California Institute of Technology ; For sale by Supt. of Docs., U.S. G.P.O., DB - UniCat KW - Halley's comet KW - Solar system UR - https://www.unicat.be/uniCat?func=search&query=sysid:134923225 AB - ER -