1972
% complete
http://mediolleno.com.sv/archivos/2015/11/48.jpg
1975
https://blirmedios.files.wordpress.com/2016/04/imagen21.jpg
1981
https://vignette.wikia.nocookie.net/videojuego/images/2/26/IBM_PC_modelo_8088.jpg/revision/latest?cb=20140503035503
1991
http://static.betazeta.com/www.fayerwayer.com/up/2013/10/linux-660x595.jpg
1993
https://userscontent2.emaze.com/images/5f018b5c-036d-4ebd-82fb-842d5cbaa9db/c12dce0d1ad9b710d29abe531a61b125.jpg
1994
http://3.bp.blogspot.com/-Br_iVavxRKs/VoC4CzDpUzI/AAAAAAAAATA/1mm2HAUTwCw/s1600/netscape9.jpg
1995
http://4.bp.blogspot.com/-dbehEawx4AA/VeKtJ3GCHII/AAAAAAAAAko/95ZE06XLU6Y/s1600/w%2B4.png
1997
http://www.elterritorio.com.ar/verimg.aspx?F=1&A=788&O=/img/25/1/0926347244631952_1.jpg
1998
http://2.bp.blogspot.com/-VMDRvVC9kVI/UcmYYB8I6UI/AAAAAAAAFJw/Uq2S2rLqyjk/s320/06-25+windows98.gif
1999
https://upload.wikimedia.org/wikipedia/commons/a/af/Pentium_II_front.jpg