Historical clue formulations

• Barter — 2026-09-21
• No-cash deal — 2026-09-20
• Swap — 2025-06-10
• Work on Wall Street — 2025-01-24
• Word with secret or school — 2024-05-16
• Work — 2023-01-28
• Word with surplus or secret — 2022-01-21
• Exchange — 2021-06-28
• Exchange — 2020-11-23
• Masonry, e.g. — 2019-03-03
• Quid pro quo — 2018-08-16
• Pokémon card transaction — 2017-09-03
• Buy and sell, as stocks — 2017-05-09
• Swap — 2016-08-22
• Quid pro quo — 2016-06-15
• Plumbing or bricklaying — 2016-04-24
• Commerce — 2016-02-03
• Fantasy sports option — 2016-01-22
• Fantasy league deal — 2015-05-27
• F*C — 2015-02-03
• Major League Baseball news — 2014-11-26
• Take in exchange — 2014-04-15
• Commerce — 2013-06-12
• Swap — 2012-12-11
• Swap — 2012-07-02
• Swap — 2012-01-09
• Plumbing, e.g. — 2011-01-09
• Big news on the sports page — 2010-09-14
• Swap — 2010-08-09
• See 67-Across — 2009-09-23
• Plumbing or heating — 2009-09-13
• The "t" in Nafta — 2009-04-21
• Swap — 2009-03-23
• Vocation — 2008-09-24
• Sports news — 2006-11-17
• Masonry, for one — 2006-10-22
• Bit of sports news — 2006-07-23
• News in sports — 2006-06-11
• Buy and sell — 2006-06-09
• Sports page news — 2006-05-28
• Exchange (as A and R in this puzzle) — 2005-07-10
• Disgruntled player's demand — 2004-12-22
• Profession — 2004-11-28
• Swap — 2004-08-30
• Reciprocity — 2004-08-28
• With 38-Across, what the four key parts of this puzzle are — 2004-06-22
• It's a living — 2003-05-24
• Baseball news — 2003-04-16
• Give and take? — 2003-01-06
• Lifework — 2002-11-24