Phoenix microscopy shows Haversian canals as clear as textbook photo

Phoenix microscopy reveals numerous Haversian canals, which are sure
signs of bone fossils.
Picture 1: Four Haversian canals labeled, among numerous ones.
http://www.wretch.cc/album/show.php?i=lin440315&b=20&f=1555128093&p=3

Picture 2: Source of above Picture 1
http://www.flickr.com/photos/hortonheardawho/2535984720/