Here’s my take. Just a few minor things.
I’ll take a stab at your blurbs below. I find them impossible to write. I always go for brevity and punchiness.
A fiery backwoods girl is on track to be the greatest sculptress of the Gilded Age until a blackmailer gets in her way.
SHE IS GOING TO BE THE GREATEST SCULPTRESS OF THE GILDED AGE
Jilted by the man she thought loved her and driven from her prairie home by the outbreak of the Civil War, Fiery Vinnie Ream seeks a fresh start in the political hotbed of Washington City. Despite her uncouth ways and western twang, she’s a survivor, and nothing will stop her from winning the biggest sculpture commission ever granted by Congress.
UNTIL A BLACKMAILER GETS IN HER WAY
On the cusp of success, her dreams are shattered. Someone knows her worst secrets. Secrets that will destroy her reputation, her livelihood, and her family. Before it is too late, can she trust the idealistic naval officer wooing her to help lay those secrets to rest?