List of mergers and acquisitions by IBM - Wikipedia
Amazon.com: Sullen Men's Trinity Snapback Hat Black : Clothing, Shoes & Jewelry
Rational Integration Tester: Introduction (formerly Green Hat) - Matouš Havlena
Merchandise
GreenHat < Deployment < TWiki
Raise Green Engages IBM to Build a Solution to Support Solar Developers and Climate Entrepreneurs | Cloud News | News
IBM Promises to Keep Green Hat's Platform Support Open, Broad-based - ReadWrite
1957 IBM Green Electric Typewriter - Sexy Secretary - Office - Desk VINTAGE AD | eBay
Unified Goods
90s IBM “Market-Driven” snapback hat - Depop
Vintage Vintage IBM Trucker Hat 80s Computer | Grailed
IBM Rational Test Workbench Floating User Single Install Migration from Legacy Green Hat Acquisition Trade Up License + SW Subscription & Support 12 Months - D0TE8LL - SoftMag