Note 3: About the actor couple Martinius and Oda Nielsen, see e.g. Ib Boye: The actor Storm P. Carit Andersens Forlag 1982. And about their son, Kay Nielsen, see. E.g. Clara Pontoppidan: Eet Liv - Mange Liv I-IV. Steen Hasselbalch’s Forlag 1955. Første Del, III, s. 163ff. - Third Part, pp. 37-40, 38. More about Kay Nielsen in second and later context. In her memoirs, Clara Pontoppidan also mentions her time as a silent film star, including her meeting with Storm P. About that time she tells in detail in the Second Part, in which Storm P. is mentioned p. 37, 37.