"Don't you see?" said the Professor. "It's a superconductor." "But that's incredible!" Dr. Fenster said. "At room temperature?" "So it appears. There's no other explanation." "A superconductor?" Danny put in. "What's that?"


Danny Dunn and the Swamp Monster, McGraw-Hill Book Company, Inc. 1971


Don't you see? said the Professor. It's a superconductor. But that's incredible! Dr. Fenster said. At room temperature? So it appears. There's no...

Don't you see? said the Professor. It's a superconductor. But that's incredible! Dr. Fenster said. At room temperature? So it appears. There's no...

Don't you see? said the Professor. It's a superconductor. But that's incredible! Dr. Fenster said. At room temperature? So it appears. There's no...

Don't you see? said the Professor. It's a superconductor. But that's incredible! Dr. Fenster said. At room temperature? So it appears. There's no...