Complex sentence: The 2,1, and 1/2 décimo coins were legal tender only to 10 pesos, but the 1/2 peso, only.835 fine, was unlimited legal tender and this would become a problem when the price of silver began falling in 1873.
Split into simpler sentences: The 2,1, and 1/2 décimo coins were legal tender only to 10 pesos, but the 1/2 peso, only.835 fine, was unlimited legal tender. This would become a problem when the price of silver began falling in 1873.