Collection of official documents and other papers relating to Linnaeus's invention of inoculating Mussels. All documents in Swedish have parallel English translation.

- Letter from Baron Hochschild to the President of the Linnean Society, donating the Bagge documents to the Linnean Society, via Mr Oscar Dickson of Gothenburg.

- Attest of J. P. Bagge as to the authenticity of the transcripts and the accuracy of the translations.

- Transcripts and translations of the following documents (some of them numbered according to Olivecreutz's list):

- List of the 15 documents received by Order of the Secret Committee signed by Judge Olivecreutz.

- 'His Majesty's gracious decree in favour of the Merchant in Gothenburg, Peter Bagge. Given at Stockholm, in the Council Chamber of the 7th September 1762.'

- 1. 'The letter of Archiator Linnaeus to Colonel Baron Funck of the 6th Febr. 1761, containing, that he possesses the art to impregnate muscles [sic], and that he offers same for public benefit and use, on condition of reward.'

- 2. 'Memorial and relation of the Royal Board of Treasury to the Committee of the Board of Agriculture dated 25th Febr. 1761 regarding the state of the pearl fisheries in the realm in general, and particularly of the plantation of pearls by the overseer Hedberg [Hedenberg].'

- 3. 'Record of the 8th July 1761 in Extract, issued by the Deputation of the Committee of the Board of Agriculture to Linaneus, to discover before them, his aforesaid art.'

- 4. 'Record the 27 July 1761 kept when the said Archiator appeared before the deputies, when he verbally explained his Art, such as in the same record is found discoursed and described.'

- 5. 'Record of the 28 same month, at a further meeting with the Archiator, when he entered into a more particular Explanation of the Art.'

- 6. 'Opinion of the deputies to the Secret Committee of the 14 August 1761 regarding the restoration and improvement of the pearl fisheries by means of the Archiators [sic] statement.'

- 7. 'Extract of the record held in the Secret Committee the 15th same month about the meeting of certain its members with the deputies in this business.'

- 8. 'Record held at the meeting with the deputies & the members of the Secret Committee the 22 Septb. 1761.'

- 9. Record in another meeting the 23 Novb 1761, when the Art was communicated to the just named members.'

- 10. 'Likewise Record held at the meeting the 9 decb. same year.'

- 11. 'Further Opinion delivered to the Secret Committee the 24 Novb 1761 about the pearl impregnation of the Archiator and advising its being rewarded with 12000 dollars silver money.'

- 12. 'The Memorial of the archiator in his own handwriting, of the easiest method of performing the pearl plantation.'

- 13. 'His list of merits, which was given in and a Specification of his printed works.'

- 15. 'Professor Gadds confirmation of the possibility to place Muscles [sic] & Cockles into such a condition, that they will bring forth genuined pearls, also delivered in to the deputies.'

- Drawings of instruments used for mussels impregnation.

- J T Bagge's remarks on the documents transcribed and translated.