Anonymous ID: 30592c Dec. 28, 2017, 2:44 p.m. No.197710 🗄️.is 🔗kun >>197617 HBAL = Hydrogen Balloon would be my guess. More than likely weather or other atmospheric instrumentation.
Anonymous ID: 30592c Dec. 28, 2017, 3:23 p.m. No.197973 🗄️.is 🔗kun >>7978 >>197936 American Eagle is the regional carrier marking bullshit for American Airlines