Salida de campo a El Habanero, seguramente en Valladolid capital, el 21 de enero de 1953, de la que se anotó la observación por parte de Luis y Carlos Valverde Gómez, dos hermanos del autor, de bandos de Milanos reales (Milvus milvus).
Field trip to El Habanero, probably in the city of Valladolid, the 21st of January of 1953, of which there was noted the observation, carried out by Luis and Carlos Valverde Gómez, two brothers of the author, of flocks of Red Kites (Milvus milvus).
