{TAIL ~ The features}, for example, include colors, grey scale levels, cell shape, patterns within a cell or any grouping discernable by an area array camera or {HEAD ~ similar device} 
{ TAIL ~ The features } , for example , include colors , grey scale levels , cell shape , patterns within a cell or any grouping discernable by an area array camera or { HEAD ~ similar device }
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD