Wedding gift to Emperor Franz Joseph I of Austria Elisabeth of Bavaria

This monument was built as the wedding gift to Franz Joseph I of Austria and his to be wife Elisabeth of Bavaria, it is located in the woods of Lower Austria in Gabrielental. The monument is a three sided Pyramid (a Tetrahedron)
What a wonderful walk through the snow and the fresh clean air! To feel the history through the woods.

Here is the dedication to Franz Joseph and Elisabeth

Here is the date of the wedding... Can you decipher the date?

Here it says the towns people of Weitra planted an Oak tree as a wedding gift, which still stand today!

Thank you for reading my post, if you can decipher the wedding date, please leave a comment below...