You can find the MIPS manual in the course AFS space in /afs/ece/class/ece447/docs/r4000man.pdf. This manual is also available online from SGI here.
A summary of the MIPS ISA can be found here.
You can find the x86 (Intel Developer's) manual in the course AFS space in /afs/ece/class/ece447/docs/intel-manual.pdf. This manual is also available online from Intel here.
The VAX-11/780 Architecture Reference Manual can be found here.
A pipelined LC-3b design 18447-lc3b-pipelining.pdf
- Tracy Kidder, “The Soul of a New Machine”. Gives an interesting account of the development of the Data General Eclipse minicomputer, written for the general public.