I agree with jgenn the variations seen in these two coins are typical of the time period. Creation of working dies from master hubs was not employed in Spain until the 1830s at the very earliest and even then not all facilities followed suit. The rarer the issue the more likely only one die was created to make all of the emission.
There are no books devoted to punching varieties with the exception of very low mintage issues like the Mexican "Hookneck" series.
There are no books devoted to punching varieties with the exception of very low mintage issues like the Mexican "Hookneck" series.




















