| Uniform title | Mercurius reformatus: or, The new observator (London, England : 1689) |
| Frequency | Weekly |
| Series | Seventeenth and Eighteenth Century Burney Newspapers Collection Seventeenth and Eighteenth Century Burney Newspapers Collection. UNAUTHORIZED |
| Local note | Images from the source library are selected or scattered issues as well as various editions of the cataloged title and related titles (where indicated in the MARC record) as representative of the general publishing history of the title during the 17th and 18th centuries. |
| Local note | Images from the source library are selected or scattered issues as well as various editions of the cataloged title and related titles (where indicated in the MARC record) as representative of the general publishing history of the title during the 17th and 18th centuries. |
| General note | Reproduction of the originals from the Burney Collection, the British Library (London). |
| General note | Editor and principal contributor: James Welwood (cf. NCBEL). |
| General note | Imprint from volume title page. |
| General note | With a half-title to vol. 1. |
| General note | No volume title page to vol. 5, which is comprised of one issue only. |
| General note | Imprint varies; issues in vol. 4 and [Vol. 5] Numb.1 read: "Printed for Richard Baldwin, near the Oxford-Arms-Inn". |
| General note | Some issues dated according to Lady Day dating in 1690. |
| General note | Individual issues have the designations: [Vol. 1] Numb. 1 (Wednesday, May 15. 1689) - [Vol. 5] Numb. 1 (Saturday, November 7. 1691). |
| General note | Description based on: [Vol. 1] Numb. 1 (Wednesday, May 15. 1689); title from volume title page. |
| General note | Latest issue consulted: [Vol. 5] Numb. 1 (Saturday, November 7. 1691). |
| References |
NCBEL, II:1341 |
| References |
Nelson & Seccombe. Brit. newspapers and periodicals, 1641-1700, 379.100-501 |
| References |
Times handlist, p. 32 |
| Special numbering | Each set of thirty issues collected with added title page bearing volume numbers, prefatory material and contents leaves. |
| Special numbering | Volume numbering for individual issues begins with v. 2. |
| Special numbering | Original day of publication: Wednesday; later issues appear on Saturday. |
| Special numbering | Publication suspended between 7 Feb.-14 Mar. 1691 and between 7 Nov.-9 Jan. 1692. |
| Reproduction note | Electronic reproduction. Farmington Hills, Mich. : Gale, 2009. Available via the World Wide Web. Access limited by licensing agreements. |
| Title history note | 'Appendix to Mercurius Reformatus' separately published: London: Richard Baldwin, 1692. |
| Succeeding title |
Weekly observator (London, England : 1692). |
| Genre/form | Newspapers. |