Inscription: Inscribed in pencil on verso, probably by Ostroff: '01910'. Engraving of a botanical specimen; it shows various sketches of the plant's leaves, buds and stem.
Inscription: Printed on recto: 'Tab V./ Zu Fraunhofer's Gesetze der Bengung des Lichtes Deutsch B.VII/ Fraunhofer del.'. Plate five from a publication showing an example of Fraunhofer's diffusion; it shows light patterns produced through a telescope.
Inscription: Printed on recto: 'Tab III./ Zu Fraunhofer's Gesetze der Bengung des Lichtes Deutsch B.VII/ Fraunhofer del.'. Plate three from a publication showing an example of Fraunhofer's diffusion; it shows light patterns produced through a telescope.
Inscription: Printed on recto: 'Tab IV./ Zu Fraunhofer's Gesetze der Bengung des Lichtes Deutsch B.VII/ Fraunhofer del.'. Plate four from a publication showing an example of Fraunhofer's diffusion; it shows light patterns produced through a telescope.
Inscription: Inscribed on verso, possibly by Ostroff: '01920'. Watercolour study by Talbot's friend from Harrow, Walter C. Trevelyan and shows the outer surface of a fungus.
Inscription: Inscribed on recto: 'Illustris Maria Chudleigh/ Geo Chuldeigh'. Genre: Urban Topographical Photography A map of Northern Europe by Maria and George Chudleigh, probably a published illustration.
Inscription: Inscribed on recto: 'Agarii from Trevelyan/ Agaricus Laties'. Inscribed on verso, possibly by Ostroff: '01919'. Watercolour study by Talbot's friend from Harrow, Walter C. Trevelyan and shows the inner surface of a fungus.