ErkenntnisNovember 1984, Volume 21, Issue 3, pp 433–450 | Cite asReviewAuthorsAuthors and affiliationsAndrew LuggSteve FullerArticle 25 Downloads 1 Citations This is a preview of subscription content, log in to check access.PreviewUnable to display preview. Download preview PDF.Unable to display preview. Download preview PDF.Copyright information© D. Reidel Publishing Company 1984Authors and AffiliationsAndrew Lugg1Steve Fuller21.Dept. of PhilosophyUniversity of OttawaOttawaCanada2.Dept. of History and Philosophy of ScienceUniversity of PittsburghPittsburghU.S.A.