I understand that you might not be able to send photos,
so I can assess without since I am familiar with this artist.
1) Reinhold H. Palenske (IL, 1884-1954), Original Etching,
Signed Lower Right, Whirlaway, Depicting the mid-century American
thoroughbred race horse, this piece has a value of $30 to $50.
2) Reinhold H. Palenske (IL, 1884-1954), Original Etching,
Signed Lower Left, Startled Mallards, this piece has a value of $50.00.
Some sites that I recommend for selling are Varagesale.com, Ioffer.com, OfferUp.com, Ebay and letgo.com.
You can also go to invaluable.com or liveauctioneers.com and search their directory for an auction house near you and consign to them.
To finish, I will need you to click the five stars at the top of your screen and hit submit, thanks!