Postcard from Philip Serrell to Wilkinson W H regarding Lichens, Seweel sent from Dalton Stall, Manchester. The letter asks Wilkinson W H whether he will have the list of lichens ready by the 20th of this month and if so to address it to University Hall, Edinburgh as Serrell will be in Manchester for another week only and that his paper must be handed in to Prof. Baymer by end of the month and if Wilkinson does not have it then it may be added as a supplement in another year. Manchester stamp dated 1889-07-10 on the front of the envelope.