00401nam a2200145 a 450000500170000002000150001708200130003210000210004524500590006625000120012526000420013730000210017949000270020070000280022720251203110700.0  a0716723271  a530bTAY  aTaylor, Edwin F.  aSpacetime PhysicsbIntroductioon to Special Relativity  a2nd ed.  aNew YorkbW.H. Freeman and Co.,c1991  a312p.c26 cm. PB  aThe Unity of Spacetime  aWheeler, John Archibald