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Harold Kefauver Keller (July 7, 1927 – June 5, 2012) was an American professional baseball player and executive who served as the fourth general manager in the history of the Seattle Mariners of Major League Baseball (1984–85). Born on a farm in Middletown, Maryland, he graduated from the University of Maryland with a degree in economics and served in the United States Army during World War II. Keller's older brother, Charlie, was an All-Star left fielder with the New York Yankees. More about Hal Keller
These are the most current items with a signature of Hal Keller that were listed on eBay and on other online stores - click here for more items.
|(3) HAL KELLER INDEX CARD SIGNED 1949-52 WASH SENATORS PSA/DNA CERTIFY 1927-2012||$15.00|
|Hal Keller Seattle Mariners Signed Business Card Auto Autograph||$39.99|
In total, we tracked 26 items since 01/01/2008. The chart below shows the trade volume over time.
The most expensive item with a signature of Hal Keller (Hal Keller Autographed Photo Postcard Washington Senators with COA, #1176) was sold in August 2020 for $39.99 while the cheapest item (Hal Keller signed 3x5 card) found a new owner for $0.99 in November 2010. The month with the most items sold (3) was April 2011 with an average selling price of $2.25 for an autographed item of Hal Keller. Sold items reached their highest average selling price in August 2020 with $39.99 and the month that saw the lowest prices with $0.99 was October 2010. In average, an autographed item from Hal Keller is worth $3.98.
Most recently, these items with a signature of Hal Keller were sold on eBay - click here for more items.
|Autographed Brace Postcard of Senators Hal Keller||$8.00|
|Hal Keller autographed 3 x 5 index card MLB Guaranteed Pass||$3.00|
|Hal Keller Autographed Photo Postcard Washington Senators with COA, #1176||$39.99|
|HAL KELLER AUTOGRAPHED SIGNED 3X5 PSA/DNA WASHINGTON SENATORS 1949-1952 VINTAGE||$3.00|
|Hal Keller signed 3x5 card||$1.36|
|Hal Keller signed autograph auto Vintage Baseball Player Cut d. 2012||$10.00|
|HAL KELLER Signed Business Card California Angels||$5.00|
|Hal Keller Signed Business Card Seattle Mariners Autograph Auto||$14.99|
|Hal Keller Signed Business Card Seattle Mariners Autograph Auto||$19.99|
|Washington Senators Hal Keller Auto Signed 3x5 Index Card SCARCE CM||$9.99|