- Issue Information
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The TIMELINE is a way to visualize ICON holdings. Each bar represents a year for which issues of this title are held.
Bars are grouped by decade, with earlier years at the top. Wider bars indicate more issues are held.
Hover over a bar to view year and issue count.
The TIMELINE is also a selection control. To pick a year, click on a bar or on the year dropdown.
Then click on a highlighted month and day to view more information about the issues held.
Chart displays organizations that hold any valid date of this publication appearing in the ICON database.
Chart displays formats held for any valid date of this publication appearing in the ICON database.
publication date specified in issue data from vendor/provider
publication date generated by ICON system, based on publication frequency and first-last date held by organization
click dated tab for details about this date