Third two titles of Laura Ingalls Wilder's The Little House on the Prairie series, both signed by Laura Ingalls Wilder (American, 1867-1957). (1) "By the Shores of Silver Lake", copyright 1939, with dust jacket. Book: 8-3/8" x 5-3/4" x 7/8". (2) "The Long Winter", copyright 1940, with dust jacket. Book: 8-3/16" x 5-3/4" x 1-1/16". Both half title pages signed by author and in good condition. Provenance ñ consignorís grandmother and Laura Ingalls Wilder became personal friends after their families moved within 8 miles of each other in the Mansfield/Norwood Missouri area in the late 1890s. The consignorís grandmother purchased the entire set of eight Wilder books and had Laura Ingalls Wilder sign each of the books during an afternoon tea visit during October 1951. The consignor was born in October of 1951 and his grandparents presented their grandson with the entire set of signed books as a gift, Christmas of 1951. An inscription at the front of each signed book reads, ìTo Robert Stephan from Gram + Gramp Ellis Christmas 1951?. Condition: (1) Dust jacket in overall good condition with some toning and fraying to edges. Book cover with minor wear to edges. (2) Dust jacket in overall good condition with some toning, fraying to edges and tear on back crease. Book cover in overall very good condition.