Actuarial Consultant
Advertising Copy Writing
Art Related Services
Art Restoring
Artist's Studio
Artists and Artists' Studios
Artists-Fine Arts
Business Writers
Calligrapher
Chemists-Analytical and Consulting
Chemists-Manufacturing
Commercial and Literary Writings
Communication Services
Earth Science Services
Editorial Services
Employment Database Services
Geologists
Geophysicists
Government-Weather Agencies
Information Bureaus
Information Management
Inventors
Lecturing Services
Music Arrangers and Composers
Natural Resource Preservation Service
Personal Services
Physicists
Psychological Examiners
Scientific Consulting
Scientist Consulting
Sculptors
Search and Rescue Service
Services (Unclassified)
Technical Manual Preparation
Technical Writing
Writers
Writing for Publication