number carved in stone covered with lichen 1794

abstract acts aged amendment anno annum areolate battle born botany carved cemetery century chronology clean cleaning close common cotton covered craftsmanship crossing cryptogamia cryptogamic cryptograms date decade died dimelaena discolored domini era etched events fallen french funerary geologic geology gin gravestone growth historical history lepraria leprose lichen lichenology macrolichen masonry mdccxciv militia millenium navy neglect neglecta number numerology obscuratum onis oreina polsporina president revolution rhizocarpon robespierre rock simplex spores stone texture thalli thallus timbers timestamp treaty ugly unsightly washington year