We have MIRRORS for Project Gutenberg [see also TXT Multivolume directory] and NonGNU [here the complete multivolume directory] - Join also Wikipedia multivolume Dumps (7z for Windows).

Download ISO files from Walnut Creek and Others: Telecom 1996 - ADA (International Language for Software Engeneering) - AmiNET CD-ROM - Audio Toolkit - Avalon - BSD Docs -  CD-ROM of CD-ROMs - CICA for Windows 1 - CICA for Windows 2 - CicaNT - Cica1204 - CUG 1293 - DOOM CD - DOOM Tools - EAST 0894 - Garbo - Gif Galore - Usenet Source Code - Internet Info - Linux Web Tools - Music Workshop - Windows NT -  Perl CD-ROM - Power DOS - SCI Lib - SIMTEL92 - Space Shuttle Encyclopedia - Teacher2000 - Walnut Creek - Welcome to Africa - Butterly - Documenti (IT) - GNUtemberg - La Coleccion (ES) - Libris Britannia - Project Gutenberg 94 - Project Gutenberg 97 - Giga Games - GNU X11R5 - Hobbes OS2 - Kirks Comm CD - RedHat 5.1 - CPM94 - OWA 1.7.7 - Perl CD 95 - SIMTEL10000 - Slackware 3.5 - SourceCode 0394 - Sys Vr4 - TaxInfo93 - Tex95 1 - Tex95 2 - RedAlert CD - CRV2 Collection - WCSampler44 - FractalFrenzy - World Radio Amateur Directory - PCOpen - 100 GreatGames - 1000 Games - 1000 HotGames - BadKillyMeow - BadKittyGothic - BBS Documentary DVD - BeachWare - BlachHawk97 - Complete Internet Archive -  Cybernet - DiamondCollection - FunPack93 - GigaGames3 - GigaGames5 - GoldGames - BusinessPlatinum -  BBSCompanion - HPAVC CDRom - HubbleSpace_1 - HubbleSpace_2 - SoundEffects - AMGKleptomania - AMGGrooveActivator - AmigaStXX - BigBang - DrumBase5000 - eGames151 - ELab1 - ELab2 - ELab3 - ELabCD1 - ELabCD2 - GeminiAtari93 - Greytsounds - HollywoodEdge - BrazilianPercussions - MasterbitsTR - MasterbitsClimax7 - MicroforumWIN1 - MicroforumWIN2 - MidimarkPro - ModemMadness - MusicStoreSound - NASASourceCode - NetwareSuperLibrary - NiceBeats28 - NiceBeats29 - NightOwl17 - NightOwl19 - NewGold1 - NewGold2 - UniverseOfSounds - PCSIGHome - PCSIGGames - PhoenixCD5.0 - PowerDos96 -PSL5 - PSL7 - PSL7bis - ArcadeMania - ReligiousClipart - Ruby - SapphireCollection - ScreenSaver98 - SharewareBackthrough - SharewareHeaven14 - SoundGallery - SoundsGood - SoundScan - SpaceAndAstronomy - SvCollect5 - SyntWorx - TucowsCD2 - ASPCD - JohnRuskinInstallation - JohnRuskinCD - TurboLinux98CD1 - TurboLinux98CD2 - GameWareCollection - UrbanShakedown - VoiceCrystal - WizooPlatinum - Wurlitzer - 4.4 BSD Lite Export - 640MbShareware - CD-ROMToday - CE_OP_CD - CDFacil1 - CDFacil2 - CDFacil3 - InnerWorld - MDCDRom -  MikroDAT2 - Pegasus4.0 - Saitek - Saturn - SharewareStudio - SLS CD.ROM - SoMuchShareware - Strategy - AfterLife - Biblioteca3.7 - CDRom54 -  cDVD0905 - cliCK12.7 - InternetWorld97 - LaBiblePC - Level0298R - MisterDrom - PCbresp - Expert15 - Expert27 - Expert33 - Expert34 - Pswe010 - RCDRom31 - Rom1025 - SoftMag - MacBible - 

MundoDoCDROM (Portuguese): 54 - 60 - 125 - 128 - 136 - 08 - 114 - 119 - 120 - 17 - 27 - 32 - 33 - 49 - 55 - 57 - 61 - 61bis - 65 - 66 - 67 - 79 - 92 - 59 - 69 -138 - 75 - 16 - 2 - 3 - 4 - 6 - 

MundoDoLinux: 10 - 12 -13 - 15 - 16 - 19 - 20 - 37 - 44a -

LinuxXF: 137 - 50a - 50b - 50c - 102 - 108 - 109 - 126 - 166 - 183 -           

SIMTEL Special: CD1 - CD2 - 2001 - 1/1997 - 2/1997 - ForWindows96 -   
              
CICA32: 1/4 - 2/4 - 3/4 - 4/4

National Geographic: 1900-1906 - 1906-1909 - 1888-1900      
 
Project Gutenberg: Project Gutenberg - DVD 2002 - PG2003 - PGCD - PG DVD 2010 - PG DVD 2006 - PG CD 2007 - Some Best PG - PG Audiobooks MP3 - PG Audiobooks OGG -
PG Texts TXT - PG MP3 - PG OGG - PG TXT -  ZIM files - English ZIM - Zim for Kiwix -

LinuxMagazine: 40 - 142 - 114 - 120 - 121a - 121b - 122a - 122b - 123a - 123b - 125a - 125b - 130 - 139 -  

PierShareware: CD1 - CD3 - CD4 - CD8 - CD9 - 

SharewareOverloadTrio: Volume1 - Volume2 - Volume3

Websites for Download: Hesperian Health (AR) - Kaos Small (AR) - Kaos Big (AR) - Arvind - Deutsch-Arabisch - Kaos (DE) - Project Reconnect (DE) - Deutsch als Fremdsprache - African History - Algebra to go - Binofino - Bookdash - Cats & Dogs Books - Ck12 - Corel Knoweledge - Educate - Fantastic Phonics Adults - Fantastic Phonics Child - Feed the Monster - GCF2015 - Iicba - English Language Training - Math Expressions - Mustard Seed Books - Ole Nepal - OpenStax - Rachel - RachelCourses - Saylor - Siyavula - StoryBooks - Tanzanian Exams - Wassce - Women in African History - Biblioteca (ES) - CNB Guatemala - EducaLAB (ES) - GCF2012 (ES) - Mustard Seed Books (ES) - Rachel (ES) - Tocomadera - Afrique - Cats & Dogs Books (FR) - Ebooks Gratuits (FR) - Haiti Futur (FR) - Kaos (FR) - StoryBooks (ID) - Deutschkurse - Kaos (PT) - Kaos (SW) - Refugees - Appunti di informatica libera - Watch Tower Library -

Wiki Projects: English Wiki Abstracts (XML) - Education - CDpedia0.7 - DVDpedia0-7 -  MLWikipediaCD - WikipediaPL06 -

ZIM Projects: Wikipedia - Wikisource - 

AKAI S6000 - Ultimate - Vol. 5 - World Sounds - 

Best Service -  DanceFloorBast - DanceMegaDrums -  EthnicJourneySound - KillerHorns - DOM - RossGarfieldDrums - 

Cream of the Crop: 1 - 11.1 - 11.2 - 2 - 24 - 25 - 26 - 3 - 4 - 6 - 7 - 8.1 -

InfoMagic: Games1 - Games2 - NTSource1 - NTSource2 - Windows3Pack1 - Windows3Pack2 - Windows3Pack3 - Windows3CD1 - Windows3CD2 - Windows6Pack1 - Windows6Pack2 - Windows6Pack3 -  Windows6Pack4 - Windows6Pack5 - Windows6Pack6 -

LearnKey 70215 - CD1 - CD4 - CD5 - ClusterServerAdminCD1 - InfraDesign - W2ServerAdmin

QuantumAxcess: EpicGames - JustSports - CoolGames - CoolGamesToo -

Roland C.: CDC01  - GuitarAndBass - SuperSax - Africa - SoloBrass -

Zero-G: BeneathThePlanet - Ethnic - PureTripHop - ReturnToPlanet - WorldClass -