https://28-mag.com/
has all the issues available for free. If you are asking about physical print version of the magazine, those only exist from issue #4 onwards,
AFAIK anyway..
28 is a shining beacon of hope for me, been a big fan of the magazine ever since I stumbled onto it. As someone who has been involved with the hobby for decades, stuff like
WD isn't really doing it for me anymore, whereas 28 issues are always a delight and a big source of inspiration.