Original Spanish Civil War Pre-WWII Inert Spanish 81mm Mortar Round for the Valero Modelo 1933 Mortar System Technical Books The "crossed swords" below the

The "crossed swords" below the shield indicate that it is a for a cavalry unit

It has a black header on one side

so this looks to be a late war replacement

open squadbays

Original Spanish Civil War Pre-WWII Inert Spanish 81mm Mortar Round for the Valero Modelo 1933 Mortar System Technical Books The "crossed swords" below theOriginal Item: Only One Available. Valero Modelo 1933 is a Spanish 81mm mortar. It was designed by Don Vicente Valero de Bernab y Casaes, the chief engineer of "Esperanza y Compaa" (ECIA) weapon factory. The Spanish Army adopted this mortar in 1933 and used it during the colonial war in Morocco. Later Modelo 1933 was used during the Spanish Civil war by both sides. This mortar round is totally non functional and inert, having been deactivated