https://bid.girardauction.com/auctions/6236/lot/57539-4x-ih-loadstar-selection-charts-all-different
(4x) IH Loadstar Selection Charts--all different - Girard Auction & Land Brokers Inc
all have some wear, all have mechanical pages to select different wheel bases and info, 4x the money
selection charts
https://js.devexpress.com/jQuery/Demos/WidgetsGallery/Demo/Charts/PointSelectionAPI/SoftBlue/
Point Selection API - JavaScript/jQuery Charts | jQuery/JS Example
selection apijavascript jquerypointchartsjs
https://demos.devexpress.com/aspNetCore/Demo/Charts/Selection/?theme=material.blue.light
Selection - ASP.NET Core Charts Demo | DevExpress
asp net coreselectionchartsdemodevexpress