_index.md

title	description	date	draft	images	type	weight
1973	There were five operating system of our interest which were released in the year 1973. They were:	2023-08-22 09:08:56 +0530	false	1973.webp	docs	300000

{{< fig src="/1970s/1973/1973.webp" alt="! Alto OS Draw" >}}

There were five operating system of our interest which were released in the year 1973. They were:

Alto OS

! Unix v4

! CAPS-8

! HP 2100 DOS-III

! HP 2100 RTE