Study Description

Internal Slave Trade to Rio de Janeiro, 1852

Bibliographic Information

Cataloging-During-Production (Machine Readable Data File)

Internal slave trade to Rio de Janeiro, 1852 [machine-readable data file] / compiled by Herbert S. Klein. -- DPLS ed. -- New York : Herbert S. Klein [producer], 197- ; Madison, Wis. : University of Wisconsin. Data and Information Services Center [distributor].

1 data file (978 logical records) + accompanying documentation.

These data were compiled from the Register of Slaves maintained by the police of the Imperial Court for the period 18 July to 17 November 1852 and are archived at the Arquivo Nacional, Rio de Janeiro.

Summary: These data were complied in an effort to assess the dynamics of the slave trade in terms of the types of slaves shipped between the provinces, their place of origin, and their impact on the importing and exporting zones. The key question relating to this trade was the extent of its impact on the supply of slaves for the new coffee plantations of Rio de Janeiro and Sao Paulo.

The data file contains information on ship identification, date of arrival, port of origin, type of ship, age, sex, color, place of birth, and occupation (by sex) of slave.

ISBN 0-89605-029-7

I. Klein, Herbert S.

DISC Acknowledgement

These data were deposited at DPLS for public distribution Herbert S. Klein, Department of History, Columbia University, New York.

Acknowledgement of Assistance

All manuscripts utilizing data made available through the Data and Information Services Center (DISC) should acknowledge that fact as well as cite the title of the study as indicated on the title page and sample catalog statement and identify the original compiler (collector) of the data. DISC urges all users of these data to follow some adaptation of this statement with the parentheses indicating items to be completed or deleted appropriately by the individual analyst.

The data for Internal Slave Trade to Rio de Janeiro, 1852 were originally compiled by Herbert S. Klein from the Register of Slaves maintained by the police of the Imperial Court for the period 18 July to 17 November 1852 and are located in the Arquivo Nacional in Rio de Janeiro. Neither Mr. Klein nor DISC bears any responsibility for the analyses or interpretations presented here.

 


File Inventory

Bibliographic Identity:

Unique File Inventory Identification Number
071278-000
Bibliographic Reference
Internal Slave Trade to Rio de Janeiro, 1852 [machine readable data file]. Compiled by Herbert S. Klein. DPLS ed. New York: Herbert S. Klein [producer], 1974. Madison, WI: University of Wisconsin. Data and Information Services Center [distributor]. 1 data file (978 logical records), plus accompanying documentation. The data were compiled from the Register of Slaves maintained by the police of the Imperial Court for the period 18 July to 17 November 1852 and are preserved in the Arquivo Nacional, Rio de Janeiro, Brazil.
Unique Identification Codes for the MRDF
CB-505-008-INT-DPLS-1852-1; ISBN 0-89605-029-7
Type of File
numeric

Subject Contents:

Abstract
These data were complied in an effort to assess the dynamics of the slave trade in terms of the types of slaves shipped between the provinces, their place of origin, and their impact on the importing and exporting zones. The key question relating to this trade was the extent of its impact on the supply of slaves for the new coffee plantations of Rio de Janeiro and Sao Paulo.
Universe to Which the Data Pertain
slaves arriving in Rio de Janeiro during period 18 July to 17 November 1852
Geographic Focus
Brazil
Descriptors
slave trade, economic history, Africa, Brazil, migration, occupation
Demographic Variables
ship identification, date of arrival, port of origin, type of ship, age, sex, color, place of birth, and occupation (by sex) of slave

File History:

Sponsor or Funding Agency
Social Science Research Council; American Council of Learned Societies; Columbia University, New York; University of Chicago, Chicago USA
Project Responsibility
Herbert S. Klein, Department of History, Columbia University, New York USA
Data Gathering Responsibility
Herbert S. Klein
Data Processing Responsibility
Herbert S. Klein
Time Coverage (Date of Data Coverage)
18 July to 17 November 1852
Date of Data Collection
1974
Source(s) of Data (Input)
Register of Slaves maintained by the police of the Imperial Court for period 18 July to 17 November 1852, Arquivo Nacional, Rio de Janeiro

Methodology:

Description of Sampling Design/Selection
complete for period
Instrumentation
register of slaves
Data Quality
complete for period; major deficiencies are that it is only a small sample of the whole trade (less than one percent of the maximum estimated total volume), that it represents less than one year's importation even in one port, and that it comes at the very earliest period of the trade
Unit of Analysis/Record Type
978 slave ship voyages
Number of Variables
11
Analytic Comparability or Linkage with Other MRDF
Philip D. Curtin (edited by Herbert S. Klein), Records of Slave Ship Movement Between Africa and the Americas, 1817-1843; Herbert S. Klein, Internal Slave Trade to Rio de Janeiro, 1852; Slave Trade to Rio de Janeiro, 1825-1830; Slave Trade to Rio de Janeiro, 1795-1811; Angola Slave Trade in the Eighteenth Century, 1723-1771; English Slave Trade, 1791-1799 (House of Lords Survey); Slave Trade to Havana, Cuba, 1790-1820; Virginia Slave Trade in the Eighteenth Century, 1727-1769; Nantes Slave Trade in the Eighteenth Century, 1711-1791; Philip D. Curtin, Slave Ships of Eighteenth Century France, 1748-1756, 1763-1792; Klein, Herbert S. and Stanley L. Engerman, Slave Trade to Jamaica, 1782-1805-1808; Fogel, Robert W. and Stanley L. Engerman, Time on the Cross [machine readable data file].

File Processing History:

File Structure
rectangular
Record Structure
fixed length

Availability:

As a reminder, all of this information is from the original codebook and some sections may now be obsolete.

Location of the MRDF
Data and Information Services Center (DISC), University of Wisconsin-Madison, 3308 Sewell Social Science Building, 1180 Observatory Drive, Madison, WI 53706 USA
Location of the Documentation
Data and Information Services Center (DISC)
Access Restrictions
none
Type of Access
batch
Retention Status
indefinitely
Costs
direct, plus DISC overhead
Recording Information
The archival file consists of one file stored on CD-ROM. All information is in character format. Logical Record Size: 80 characters; Block Size: 3200 characters. Data is disseminated in zipped ASCII format.
Data Management Software Requirements
none
Computer or Hardware Requirements
none
Data Disclaimer
distributor distributes the MRDF but takes no responsibility for its condition
Reference Materials
codebook
Publications
Herbert S. Klein, The Middle Passage: Comparative Studies in the Atlantic Slave Trade (Princeton, NJ: Princeton University Press, 1978)


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