For comparison:  pillars and capitals from Persepolis

Source: http://www-oi.uchicago.edu/OI/MUS/PA/IRAN/PAAI/IMAGES/PER/APA/1C7_72dpi.html
(downloaded April 2001)

A modern visitor's view

Source: http://www.flickr.com/photos/79846250@N00/55261458/
(downloaded Sept. 2006)

The stylized head of a bull

Source: http://www.flickr.com/photos/siavush/29334090/
(downloaded Sept. 2006)

Bull-heads as capitals on a pillar

Source: http://www.flickr.com/photos/vondelskater/5315985/
(downloaded Sept. 2006)

Some pillar designs from Persia and India (steel engraving, 1846)

Source: ebay, Sept. 2005

"Steel engraving, 1846: 1, 2. Sculptures from Nineveh 3-11. Fragments from Persepolis 12. Tomb of Nakshirustam 13-15. Hindoo pillars."