/**** Start of imports. If edited, may not auto-convert in the playground. ****/
var conusWest_imagery = ee.ImageCollection("projects/wlfw-um/assets/historical-imagery/conus-west"),
    conusWest_metadata = ee.FeatureCollection("projects/wlfw-um/assets/historical-imagery/conus-west-seamlines"),
    conusWest_metadata_with_date = ee.FeatureCollection("projects/sat-io/open-datasets/wlfm-um-extra/wlfm-um-seamlines");
/***** End of imports. If edited, may not auto-convert in the playground. *****/
Map.setCenter(-108.3563, 42.8912, 5)

//Get count of features in each year
print(conusWest_metadata_with_date.aggregate_histogram('year'))

Map.addLayer(conusWest_imagery, {}, 'Historical Imagery', true)
Map.addLayer(conusWest_metadata, {}, 'Historical Imagery - metadata', false)