- The Aerodrome
- Callowhill St. House where B. F. Pitezel’s Body was Found
- Mrs Pitezel
- Benjamin F. Pitizel
- Holmes burning Pitezel’s clothing in Callowhill Street house
- Gladiolus psittacinus
- Nellie Pitezel
- Adenium multiflorum
- Gardenia globosa
- Howard Pitezel
- Alice Pitezel
- Clivia miniata
- Haemanthus natalensis
- Cyrtanthus obliquus
- Agapanthus Umbellatus
- Richardia angustiloba
- Holmes’ “Castle” Chicago
- Aloe pretoriensis
- Cyrtanthus rotundilobus
- Mimetes palustris
- Cyrtanthus sanguineus
- Gerbera Jamesoni
- Crassula falcata
- Ceropegia Rendallii
- Nymphaea stellata
- Sarcocaulon rigidum
- Freesia refracta
- Clerodendron triphyllum
- Streptocarpus Dunnii
- Aloe Pienaarii
- Richardia Rehmanni
- Ceropegia Meyeri
- Emeline Cigrand
- Arctotis Decurrens
- Cyrtanthus McKenii
- Cyrtanthus Angustifolius
- Leucadendron Stokoei
- Ethiopian Noble Lady
- Gladiolus Rehmanni
- The Four forces of flight
- Orothamnus Zeyheri
- Senecio stapeliaeformis
- Bolusanthus speciosus
- Stapelia Gettleffii
- Later Costume of Ethiopian Nobles
- Nannie Williams
- Aloe Globuligemma
- Protea abyssinica
- Leucadendron Stokoei
- Title frame
- Pachypodium succulentum
- Acokanthera spectabilis
- Wright Brothers' Bicycle shop
- Moraea iridioides
- Tulbaghia violacea
- Wright Brotherrs wind tunnel
- Plan of the Castle of Arques
- Plan of Barnard Castle
- The Keep of Barnard Castle
- Egyptian king