3. List of Sea Birds represented in collection of E. Ashby, Wittunga, Blackwood, S.A. 1 p.
4. From George T. Mason, 29 Park Walk, Chelsea, requesting skins etc. of emus from W. A., 27 September, !921.
5. From C. E  Shepherd, 26 Stanhope Gardens, London, 13 January, 1921, asking about specimens of Monocentris and other fishes sent. 1 p.
6. From Henry K. Coale, Birds of The World, Highland Park, Illinois, 3 January, 1921, asking to get Campbell's Nests and eggs of Australian birds, and any skins of specimens. 1 p.
7. From William N. Souther, Groton , Mass., about American sea-shells.26 February, 1921. 1 p.
8. From John Neil McGilp, Napier Terrace, Kings Park, S.A., 18 February, 1921, offering sets of birds' eggs for the Museum. 2 p.
9. To Col. C. E. Shepherd, 26 Stanhope Gardens, London, 15 February, 1921, sending box of 2 Monocentric gloria-marie. 1 p.
10. List of specimens for W.A. Museums from Prof. J. H. Ashworth, Dept. of Zoology, University of Edinburgh. 1 p.
11. To Alexander from William K. Gregory, American Museum of Natural History, New York, 19 March, 1921, seeking a good "all round collector" for a proposed new exhibition of Australiana. 1 p.
12. To G. E. Mason, 29 Park Walk, Chelsea, 22 March, 1921, no duplicate skins of emus available now in settled districts but will consider what exchanges you suggest. 1 p.
13. To Prof. Ashworth, University of Edinburgh, 23 March, 1921, receipt of small collection of specimens as Alexander left with you. 1 p.
14. To O. L. Orton, Petworth Park, Moora, 24 March, 1921, thanking for future of Crow as a Gazetted Bird", setting aside clutch of Calamanthus montanellus for you. 1 p.
15. Postcard from Col. C. E. Shepherd, 26 Stanhope Gardens, London, 6 April, 1921, thanking for receipt of Monocentris gloria maris. 1 p.
16. To Glauert from O. L. Orton, Petworth Park, Moora, 11 April, 1921, pleased to hear Crow has been put on the Protected List, Cat as vermin. Would like clutch of Calamanthus montanellus. 1 p.
17. To O. L. E. Orton, Petworth Park, Moora, 16 April, 1921, only want local eggs. 1 p.
18. From G. K. Noble, Dept. of Herpetology, American Museum of Natural History, New York, 10 May, 1921, seeking permanent exchange relations by Dr. W. K. Gregory's visit. 1 p.
19. List of Congo Reptiles and Amphibians available for exchange. 2 p.
20. List of Genera of Australian Amphibians and Lizards desired. 2 p.
21. list of Desiderata, 2 p.
22. To H. K. Coale, Highland Park, Illinois, 12 May, 1921, regret no spare copies of Campbell's Nests and Eggs of Australian Birds available now. 1 p.
23. To Glauert from O. L. Orton, Petworth Park, Moora, 4 May, 1921, Gymnohuia longirostris, Podargus strigioides, Artamus leucorynchus, eggs collected. 1 p.
24. From Glauert to O. L. E. Orton, Petworth Park, Moora, 16 May, 1921, 3 clutches from Past, North-West, marked as RAOU, by H. L. White. 1 p.
25. From W. A. Scarfe, 24 Edwin Street, Caversham, New Zealand, 30 June, 1921, researching Marine Algae of Otago, New Zealand, would like specimens of Caulerpa [brownii] and Halimeda genus from W.A.to exchange. 1 p.
26. List of Specimens for Mr. Horsey, Exchange 8 - 7 - 21, supplied in return for reduction in the price of a collection of Papuan Lepidoptera from 3 pounds to 2 pounds. 1 p.
27. To W. A. Scarfe, 34 Edwin Street, Caversham, N. Z., 15 July, 1921, regret no research at this museum into marine algae, if you are anxious to receive a collection of seaweeds washed up on ocean beaches near Perth, we could send it to you in a few months time. 1 p.
28. To Col. C. E. Shepherd, 26 Stanhope Gardens, London,21 july, 1921, thanks for otoliths sent, not yet for Anthony's Lagoon specimens, if you are interested in any other WA fish. 1 p.
29. To General Secretary, Glauert's list of Batrachia and Reptilia available for exchange. 1 p.
30. To Glauert from Edwin Ashby, Wittunga, Blackwood, S.A., 13 August, 1921, list of Sea birds and Waders in my collection, write to Alexander, Brisbane U., about Chitons sent to Iredale. 1 p.
31. Letter to Alexander from Sowerby & Fulton, conchologists, 27 Shaftesbury Road, Ravenscourt Park, London, 10 August, 1921, asking for exchange of Cypraea scotti sea shell. 1 p.
32. From J. van Denburgh, California  Academy of Sciences, 240 Stockton St., San Francisco, California, 10 August, 1921, list of Amphibian and Reptile specimens desired. 2 p.
33. From Glauert to Sowerby & Fulton, 27 Shaftesbury Road, Ravenscourt Park, England, 13 September, 1921, presently revising lists of W.A. shells, Cypraea scotti a southwestern Australian shell, see Transactions of Royal Society of S.A. 1 p.
34. From Glauert to Museum, California Academy of Sciences, San Francisco, California, 11 October, 1921, list of specimens offered for exchange, like publications of your museum. 1 p. 
35. From Edwin Ashby, Wittunga, Blackwood, S.A., asked to add list of desired specimens for W. L. May of the West China Union University of Chengtu, 26 November, 1921, e.g. objects of ethnological significance. 1 p.
36. From Glauert to J. Neil McGilp, 184 Napier Terrace, Kings Park, S.A., 13 December, 1921, exchanges of birds' eggs sets not yet available. 1 p.
37. Glauert's list of duplicate Reptile and Amphibia specimens offered in exchange (spirit or formalin specimens): Lizards, Snakes, Frogs. 1 p.
38. To Alexander from Henry K. Coale, Highland Park, Illinois, 17 January, 1922, please send skins of any species of Australian birds. 1 p.
39. From F. H. Edgeworth, Medical Dept., University of Bristol, 18 January, 1922, yr letter saying send spirit specimens of Myrmecobius fasciatus, try to get get human embryos, human foetuses from 4 months old common enough.
40. From Glauert to Edwin Ashby, Wittunga, Blackwood, S. A., 14 February, 1922, inform West China University to contact direct for any exchanges. 1 p.
41. From Glauert to H. K. Coale, Highland Park, Illinois, 27 March, 1922, Alexander no longer works for W.A. Museum, no skins to spare. 1 p.
42. From H.G. Clinton, Black Mammoth Mining Co., Manhattan, Nevada, 13 March, 1922, offering detailed geological samples for museum. 1 p.
43. To Black Mammoth Mining Co., Manhattan, Nevada, no specimens for exchange, 27 June, 1922. 1 p.
44. To Director, British Museum (Natural History), Cromwell Road, London, 14 February, 1922, "When Alexander left in 1920 he took some Petrels to be examined at the British Museum, A number have been returned except for 7 skins and skulls, details of exchange arrangements not known but 7 skins and 16 skulls were returned. If an exchange had been organised, skins of Scott Antarctic birds would be acceptable. 1 p.
45. Percy R. Lowe, British Museum (Natural History), Cromwell Road, London, 29 March, 1922, no mention was made of an exchange but as a gift, noted ; Adelie Penguins acceptable. 1 p.
46. To Director, British Museum (Nat. Hist.) Cromwell Road, London, 6 July, 1922, happy to have adults and chicks. 1 p.
47. To Glauert from W. L. May, Forest Hill, Sandford, Tasmania, 25 October, 1922, offering to exchange Tasmanian shells for W.A. shells. 1 p.
48. from Glauert to W. L. May, Forest Hill, Sandford, Tasmania,9 November, 1922, unable at present single handed to send you complete sets of W.A. shells, to reciprocate your offer of Tasmanian shells. 1 p.
49. From J. H. Gatliff, 5 Fawkner St.,