A NUMBER OF RECENT EVENTS, most notably the emergence of the World Wid
e Web, have triggered a dramatic increase in the availability of elect
ronic journals. Today's electronic journals make use of the technologi
es of the present but are also based on the experiences of the past. T
his article discusses the steps that have been taken to reach the poin
t where we are today in electronic publishing, including CD-ROM system
s, local data loading, and pre-Web online, and outlines some remaining
obstacles, including critical mass, aggregation, local collection dev
elopment, integration, and archiving, that must be overcome before lib
raries can make the ultimate leap from paper to electronic collections
.