Complex sentence: Both would send photographs to Abe for his book, with Admiral Nimitz posing with Abe, possibly during one of Abe's few White House visits in November 1929 when Hollandersky claimed to have met briefly with President Herbert Hoover.
Split into simpler sentences: Both would send photographs to Abe for his book, with Admiral Nimitz posing with Abe. During one of Abe's few White House visits in November 1929 Hollandersky claimed to have met briefly with President Herbert Hoover.