at 95, Rønneberg was "still mentally sharp ... and possessed of the unflappable calm that so impressed British military commanders more than 70 years ago." Einar Skinnarland was the first agent inside. Histories After interviewing Nielsen and Helberg, Barbara Wace of the Associated Press filed a news article on the sabotage in May 1945. Wartime censorship delayed publication until after the atomic bombings of Hiroshima and Nagasaki in August 1945. But For These Men (), a 1962 book by John D. Drummond, recounts two dramatic raids: on the Norsk Hydro heavy-water factory at Vemork and another the railway ferry Hydro. The Real Heroes of Telemark: The True Story of the Secret Mission to Stop Hitler's Atomic Bomb, a 2003 book by Ray Mears (), emphasises the Norwegian commandos' unique survival skills. The book is a companion volume to The Real Heroes of Telemark, a BBC television documentary series. Skis Against the Atom () is a first-hand account by Knut Haukelid, one of the Gunnerside raiders who remained behind. Jens-Anton Poulsson (Swallow and Grouse) wrote The Heavy Water Raid: The Race for the Atom Bomb 1942–1944 (), a 2009 book. Operation Freshman is covered in two books: Richard Wiggan's 1986 Operation Freshman: The Rjukan Heavy Water Raid 1942 () and Jostein Berglyd's 2007 Operation Freshman: The Actions and the Aftermath (). Richard Rhodes's Pulitzer Prize-winning book, The Making of the Atomic Bomb, includes details of the events. Leo Marks' 1998 book, Between Silk and Cyanide: A Codemaker's Story 1941–1945 (), also details the story. Marks (SOE's cryptographer) knew the Norwegian team, trained them in cryptography so they could communicate with SOE in England, and followed their progress after they were dropped in Norway. The raid is the subject of Assault in Norway: Sabotaging the Nazi Nuclear Program (), a 2002 book by Thomas Gallagher based on interviews with many of the commandos. An account of Operation Gunnerside is part of Neal Bascomb's 2016 The Winter Fortress: The Epic Mission to Sabotage Hitler's Atomic Bomb (). Damien Lewis's book Hunting Hitler's Nukes: The Secret Race to Stop the Nazi Bomb (), also published that year, details the raid and the sinking of the SF Hydro. The 2018 book, Heroes of Telemark; Sabotaging Hitler's atomic bomb, Norway 1942–44 by David Greentree (), describes the operation's planning, execution and aftermath. In popular culture Operation Swallow: The Battle for Heavy Water (Kampen om tungtvannet), a