Below the frame line of the ornament there is a short curved line which may appear more/less straight and which may or may not touch the border line.
2
No period/dot between the corner ornament and the inscription band.
3
There is a cross / diamond instead of a dot between the corner ornament and the inscription band.
4
Period / dot after ‘2’
1852. Genuine Michel #5
Genuine characteristics are the same for all issues
1859. Genuine Michel #16
1862. Genuine Michel #30
1865. Genuine Michel #39
1867. Genuine Michel #49
Fournier forgery
Forgery
Illustration by Plácido Ramón de Torres: Album ilustrado de sellos de correo, Barcelona 1879. Torres sold illustrations to various dealers/forgers from 1864 onwards, as well as made forgeries himself.
Reprints
Reprints exist of all values. Colors are more vivid. Paper different. Ungummed. All bearing a ‘ND’ (Neudruck) mark on the back