During his lifetime he released three audio cassettes and two CDs. Most his songs were solos, and children's songs; it is said that Caldera often sang for his own children and grandchildren.
During his lifetime he released three audio cassettes and two CDs. Most his songs were solos. During his lifetime he released three audio cassettes and two CDs. Most his songs were children's songs. Caldera often sang for his own children and grandchildren. This was what it is said.