TY - BOOK AU - Cosslett,V.E. TI - The electron microscope T2 - Sigma introductions to science, U1 - 502.82 PY - 1947///] CY - [London] PB - Sigma KW - Electron microscopes KW - Electron optics KW - MCE N1 - 0; 0; 0; 502_820000000000000_COS ER -