Kozloff L M, Sundar Raj C V, Rao R N, Chapman V A, DeLong S
J Virol. 1972 Feb;9(2):390-3. doi: 10.1128/JVI.9.2.390-393.1972.
Electron micrographs of the transducing phage I3 for Mycobacterium smegmatis strain SN2 revealed a phage with a contractile tail and a head with isometric symmetry and visible capsomeres.