A matched pair of monuments in a late version of the romantic style that was popular in the middle 1800s. August Abbott was born in Saxony, but his inscription is in English, suggesting that his family—unlike many German immigrant families—Americanized in one generation.
The monuments are signed by the stonecutters, and the signatures are different.
Boggs & Lindsey, if we read correctly.
Alex. Boggs—again if we read correctly. Perhaps Lindsey retired or died.