thirty-one
- s being one more than thirty
- For thirty-one years, the nature of my work has meant that I have never had a job that could be measured more than one single week at a time.
- NEWSPAPER MAN of thirty-one years' experience is desirous of job.
- Named NORC (Naval Ordnance Research Calculator) and soon to be delivered to the Navy, it takes only thirty-one millionths of a second to multiply two 13-digit numbers:.