This is a machine readable (csv) data set of Battle of Britain information for use in statistical analysis.
Daily data set
This is is the data points per day, primarily this is the individual numbers for that day but if data is given on a single day (e.g. the number of serviceable fighters on 30th August) then that is also recorded in that day's record.
This data set is made available under the Public Domain Dedication and License v1.0 whose full text can be found at: http://www.opendatacommons.org/licenses/pddl/1.0/