Part 1 Fundamental property: physics of QFP operation, W. Hioe; verification of high speed circuit operation, J. Casas and R. Kamikawai; process issues of QFP devices, N. Miyamoto and H. Nakane. Part 2 Computer architecture: concurrent models for the cyclic pipeline computer, P. Spee; six benchmark problems for number crunchers, W.F. Wong. Part 3 Magnetic shielding: a new approach for high efficiency pulse-tube refrigerator, J. Yuyama; detecting of flux quanta trapped in superconductor films by scanning a SQUID pick-up coil, H. Minami; an ultra-high vacuum application of a refrigerator-cooled cryopump, M. Kasuya; and others.