Rolla H. Shaller, 83, of Amarillo, passed away on Thursday, Feb. 18, 2021. A private service was held, followed by burial at Dreamland Cemetery. The family received friends on Saturday, Feb. 20 at Brooks Chapel in Canyon. Rolla Hutchinson Shaller Jr. was born on Nov. 27, 1937, in Canadian, to Rolla H. and Mildred Shaller. He graduated from Canadian High School in 1957. After active-duty service…