The site features a high level of usability and is very well structured. Each database has its own search feature, while detailed explanations for its navigation are always handy


A simple search interface is located on the homepage for first navigation and record location. For more specific records, each website's section has its own search interface with advanced options and clickable help pages


Users can save records in html format or retrieve them in printer-friendly format. Almost all records are also downloadable in full text or pdf formats

Navigational Aids

THOMAS website offers a detailed user guide and search instructions for the entire databases

User Friendliness

The site is well structured and its understanding is immediate. Navigation and material search are therefore easy also for non-experts