for a liminted time

we have some ebooks in epub and kindle

at many a dealer free of charge

the homo sapiens and the planet of the fata morgana

until 23 dec 2018

galactic design environments

from 18 dec 2018 until 10 jan 2019

all the html and pdf ebooks are always free of charge

http://ebook.galacticcentral.info

http://environments.galacticcentral.info

http://introduction.galacticcentral.info