Topic summaryS-2 Tracker Expand Summary Extracted from the Wikipedia article Grumman S-2 Tracker. Citations^ ^^^ 2016.^ 2017.{{}}: CS1 maint: multiple names: authors list ()^ 2013.^ 2013.^^ 2022.^^ ^ 2026.^^ 2023.^ 2023.^ 2026.^ ^ 2010.^^^^ 2019.^ 2019.^^^^^ 2022.^ ^ 2024.^^ ^ 2013.^ 2013.^ 2013.^^^^^ 2023.^ 2023.^ 2023.^ 2023.^ 2025.^^ 2025.^ 2014.^ 2014.^ 2022.^ 2016.^ 2012^^ Wikipedia source