Resources
Wiki
lowendmac.com (OS downloads)
Gamba (many useful links, including OS compatibility matrix)
freaknet.org (schematics)
Documents
Internals
Motherboard
Memory modules
Three different types of 1MB RAM modules (from two different Macs)
Power supply
CRT boards
FDD and HDD
Keyboard and Mouse
Some dirt
Are you sure that Analog board is from a SE/30?
I am pretty sure, it is common between SE and SE/30. Apple parts list shows 661-0371 as analog board, but I can’t fine any picture of such board with that symbol. All boards seems to have 630-0147 marking and this one does not show up in any manual.