12 ships, 49,463 tons (two were small vessel often not included in sinkings)
JANAC - 10 ships, 49,861 tons
Alden-McDonald credit Albacore with 11 ships and 49,333 tons sunk.
SORG credits Albacore with 12 ships and 72,300 tons sunk, plus 6 ship damaged, 30,900 tons.
Wrecksite credits Albacore with 12 ships and 55,153 tons sunk.
Japanese Naval and Merchant Ship Losses - JANAC on the NHHC website
JANAC on the Hyperwar website - https://www.ibiblio.org/hyperwar/Japan/IJN/JANAC-Losses/JANAC-Losses-6.html
SORG- http://archive.hnsa.org/doc/subreports-sorg.htm (Excel spreadsheet download)
War Patrol Reports - USS Albacore - https://issuu.com/hnsa/docs/ss-218_albacore_part1; https://issuu.com/hnsa/docs/ss-218_albacore_part2
Monthly Losses of Combatant and Non-Combatant Vessels
太平洋戦争時の喪失船舶明細表（汽船主体）- Lost Vessel table during the Pacific War (merchant vessels)
Alden, John D., and McDonald, Craig R. - U.S. & Allied Sub Successes in the Pacific & Far East during WWII - Fourth Edition, 2009
Cressman, Robert - The Official Chronology of the U.S. Navy in World War II
Wrecksite - https://www.wrecksite.eu/wrecksite.aspx
Miramar Ship Index - https://www.miramarshipindex.nz/
Imperial Japanese Navy Page - http://www.combinedfleet.com/
Wikipedia Japan - https://ja.wikipedia.org/wiki/アルバコア_(SS-218)
Japan Center for Asian Historical Records - National Archives of Japan - https://www.jacar.go.jp/index.html