“…The increased awareness of technical information as a resource, for science-based industries in particular, led to the establishment of special libraries, and to the idea of 'information work' as distinct from librarianship, from the end of the nineteenth century [16,23,24]. These, compared with traditional libraries, had a much more pro-active role, a strong subject focus, and an interest in all forms of information, not just formally published documents [24,32].…”