64-bit MSDN Sources:
en_windows_8_enterprise_n_x64_dvd_918052.iso
en_windows_8_enterprise_x64_dvd_917522.iso
en_windows_8_n_x64_dvd_916091.iso
en_windows_8_pro_n_vl_x64_dvd_918677.iso
en_windows_8_pro_vl_x64_dvd_917699.iso
en_windows_8_x64_dvd_915440.iso

32-bit MSDN Sources:
en_windows_8_enterprise_n_x86_dvd_918707.iso
en_windows_8_enterprise_x86_dvd_917587.iso
en_windows_8_n_x86_dvd_916097.iso
en_windows_8_pro_n_vl_x86_dvd_918877.iso
en_windows_8_pro_vl_x86_dvd_917830.iso
en_windows_8_x86_dvd_915417.iso

Thess RTM Sources are the final Build 9200

    Installation Indexes:
    Windows 8 (Core) 32-bit
    Windows 8 (Core) N 32-bit
    Windows 8 Pro 32-bit
    Windows 8 Pro with Media Center 32-bit
    Windows 8 Pro N 32-bit
    Windows 8 Pro VL 32-bit
    Windows 8 Pro N VL 32-bit
    Windows 8 Enterprise 32-bit
    Windows 8 Enterprise N 32-bit
    Windows 8 (Core) 64-bit
    Windows 8 (Core) N 64-bit
    Windows 8 Pro 64-bit
    Windows 8 Pro with Media Center 64-bit
    Windows 8 Pro N 64-bit
    Windows 8 Pro VL 64-bit
    Windows 8 Pro N VL 64-bit
    Windows 8 Enterprise 64-bit
    Windows 8 Enterprise N 64-bit