Hi,
Empire style silver tea spoons.
The marks:
Guild period city of Rotterdam.
Maker's mark
GP for
Gerardus
Peeters, registered silversmith in Rotterdam, 1794-1842. Born in 1772, was registered in 1833 as the firm Peeters and Son; dies 1842. Year letter
X for Rotterdam 1804, the shadow of a mark is the town mark of Rotterdam. NB. In 1804 Rotterdam used two types of year letter
X ;

and

Gerardus Peeters was active during the guild period of the Dutch Republic, later called Batavian Republic (during French occupation), later Kingdom of Holland, active when we were part of the French empire and finial after the French were defeated, active in the Kingdom of the Netherlands.
Example Peeter's mark, with Rotterdam year letter Z for 1806

For more information see;
https://blog.zilver.nl/zilveren-knottemandjes/
https://www.925-1000.com/forum/viewtopi ... 869#p82869
Source; N.I. Schadee Zilverschatten drie eeuwen Rotterdams zilver
Peter