More extended version of a horizontal <a href="https://en.wikipedia.org/wiki/Logarithmic_scale" class="extiw" title="en:Logarithmic scale">logarithmic scale</a> marked with <a href="https://en.wikipedia.org/wiki/Unit_of_time" class="extiw" title="en:Unit of time">units of time</a>, with average month durations of 30.44 days according to the internationally accepted <a href="https://en.wikipedia.org/wiki/Gregorian_calendar" class="extiw" title="en:Gregorian calendar">Gregorian calendar</a>.
<p>Made in Inkscape</p>
<a href="//commons.wikimedia.org/wiki/User:Mikael_H%C3%A4ggstr%C3%B6m" title="User:Mikael Häggström">Mikael Häggström</a>
2010-09-26
<span class="int-own-work" lang="en">Own work</span>