1885 80 Professor Clarke, during the summer, made several mineralogical field trips and secured abundant material for future investigation.
1940 21 10 Nineteen of these birds were seen within a short time on a field trip on Nov. 27, 1939.
2002 25 May i. 13/1 Researches and field trips across the globe to investigate languages ranging from Faroese..to Banawa.