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Books about Siday:
Siday: Mga tulang bayan ng Panay at Negros : kalakip ang orihinal na Hiligaynon, Kinaray-a at Aklanon (1997)
Wiki information Siday:
Eric Siday was a composer and musician. While most commonly known for his pioneering work in electroacoustic music, his early career was that of a hot-jazz violinist in the London dance bands in the Roaring ’20s, including Ray Starita's Piccadilly...
Raymond Eldred Siday was an English mathematician specialising in quantum mechanics. He was the brother of Eric Siday, a pioneer of electronic music. Raymond Siday is known for the Ehrenberg–Siday effect.