Cancellations cannot be accepted later than one week after space reservation date. Space purchased by a parent company and its subsidiaries is combined to determine earned rate. Ad units run in either The Journals of Gerontology or The Gerontologist during a 12-month calendar year may be applied to the advertiser's earned frequency for each journal, i.e., combined frequencies earned for more than one journal used will be applied to each journal. All other charges are nondiscountable. Color charges and position charges are commissionable.
All extra charges are noncommissionable.
Negatives right reading with emulsion side down. Identification proof must accompany each order. All color ads require match print, chrome or progressives. 150-line screen preferred. All inserts jog to the head.