George Lee Lawrence (1901–1976) established a firm in Chicago to make slide rules for photography. In 1935 he moved to Wabash, Ind., renamed the company Lawrence Engineering Service, and began to manufacture general purpose slide rules. In 1938 he relocated once more to Peru, Ind., and in 1947 it was changed to Engineering Instruments, Inc., and the company remained in business until its building burned down in 1967. The model 10-B sold for 25 cents during this period. There is no record that Lawrence ever received a patent for any aspect of his design or manufacturing process.Used up to the 1960s prior to the invention of the electronic calculator.10 inch one-sided wooden slide rule painted white on the front face, which consists of two divided scales, one fixed and on movable, and a sliding window called a cursor. A, D, and K scales are on the base, and B, CI, and C scales the inside of the slide. The underside of the rule is marked with: tables for equivalents and conversions. Housed in cardboard box with instruction booklet.The top of the base is marked: MADE IN U.S.A. It is also marked ENGINEERING INSTRUMENTS, INC., PERU, INDIANA and PAT. PEND. Underside: This Famous Slide Rule... at a popular price. Solves Problems in Multiplication, Division, Proportion, Squares Roots, Cubes and Cube Roots, Reciprocals, etc., Instantly. Accurately Calibrated White Face on Well Seasoned Hardwood. Both ends of box: MODEL 10B-BK Price of 15 shillings handwritten on box.slide rule, mathematics

John Wood Fleming, Councillor and several times Mayor of Brunswick Borough Council, was an early resident on Plenty River and an elected member of the Greensborough Roads Board. Article from Port Phillip Pioneers Group Inc. Newsletter, Vol. 44, No. 4, Aug-Sept 2021, pp. 1, 42 pages, text and illus.fleming family, brunswick, john wood fleming, greensborough roads board

Musical number recorded on plastic "Edison" cylinder. 'Blue Amberol Records' was the trademark name for cylinder records manufactured by Thomas A. Edison, Inc. in the US from 1912 to 1929.Plastic gramophone cylinder in blue and gold cardboard caseElizabeth Spencer and Irving Gillette. Edison Blue Amberol Record 1552gramophone cylinder, thomas edison, blue amberol records

Newspaper clipping, light brown and black on white papernon-fictionmarkets, diamond valley community support inc., eltham craft & produce market, eltham

A pamphlet outlining services available at Knight Street Occasional Child Care Centre, later named Watsonia Occasional Child Care.4 page pamphlet, printed on light green paper.watsonia occasional child care., knight street occasional child care centre

Information leaflet about activities of the Diamond Valley Gem Club1p. printed both sides, folded twicegems, diamond valley gem club, gem clubs, lapidary clubs

A complete record of the first 20-plus years of this Probus Club; many local identities were among members. Importantly, most photographs have captions naming people, places, dates and events.probus clubs, probus club of diamond valley inc, .

A complete record of the first 20-plus years of this Probus Club; many local identities were among members. Importantly, most photographs have captions naming people, places, dates and events.probus clubs, probus club of diamond valley inc, .

A complete record of the first 20-plus years of this Probus Club; many local identities were among members. Importantly, most photographs have captions naming people, places, dates and events.probus clubs, probus club of diamond valley inc, .

Photographs, minutes of meetings, activities of the Probus Club of Diamond Valley Inc.: Year 10, March 1997 - March 1998. President: Bob Fernon.A complete record of the first 20-plus years of this Probus Club; many local identities were among members. Importantly, most photographs have captions naming people, places, dates and events.probus clubs, probus club of diamond valley inc, .

Photographs, minutes of meetings, activities of the Probus Club of Diamond Valley Inc.: Year 11, March 1998 - March 1999. President: Gordon AllinghamA complete record of the first 20-plus years of this Probus Club; many local identities were among members. Importantly, most photographs have captions naming people, places, dates and events.probus clubs, probus club of diamond valley inc, .

Photographs, minutes of meetings, activities of the Probus Club of Diamond Valley Inc.: Year 12, March 1999 - March 2000. President: Lorna MenereA complete record of the first 20-plus years of this Probus Club; many local identities were among members. Importantly, most photographs have captions naming people, places, dates and events.probus clubs, probus club of diamond valley inc, .

Photographs, minutes of meetings, activities of the Probus Club of Diamond Valley Inc.: Year 13, March 2000 - March 2001. President: Stella WrightA complete record of the first 20-plus years of this Probus Club; many local identities were among members. Importantly, most photographs have captions naming people, places, dates and events.probus clubs, probus club of diamond valley inc, .

Photographs, minutes of meetings, activities of the Probus Club of Diamond Valley Inc.: Year 14, March 2001 - March 2002. President: Arthur GeorgeA complete record of the first 20-plus years of this Probus Club; many local identities were among members. Importantly, most photographs have captions naming people, places, dates and events.probus clubs, probus club of diamond valley inc, .

Photographs, minutes of meetings, activities of the Probus Club of Diamond Valley Inc.: Year 15, March 2002 - March 2003 [Part 1]. President: Trevor O'HehirA complete record of the first 20-plus years of this Probus Club; many local identities were among members. Importantly, most photographs have captions naming people, places, dates and events.probus clubs, probus club of diamond valley inc, .

Photographs, minutes of meetings, activities of the Probus Club of Diamond Valley Inc.: Year 15, March 2002 - March 2003 [Part 2]. President: Trevor O'HehirA complete record of the first 20-plus years of this Probus Club; many local identities were among members. Importantly, most photographs have captions naming people, places, dates and events.probus clubs, probus club of diamond valley inc, .

Photographs, minutes of meetings, activities of the Probus Club of Diamond Valley Inc.: Year 16, March 2003 - March 2004. President: Rod WardA complete record of the first 20-plus years of this Probus Club; many local identities were among members. Importantly, most photographs have captions naming people, places, dates and events.probus clubs, probus club of diamond valley inc, .

Photographs, minutes of meetings, activities of the Probus Club of Diamond Valley Inc.: Year 17, March 2004 - March 2005. President: Yvonne GreenA complete record of the first 20-plus years of this Probus Club; many local identities were among members. Importantly, most photographs have captions naming people, places, dates and events.probus clubs, probus club of diamond valley inc, .

Photographs, minutes of meetings, activities of the Probus Club of Diamond Valley Inc.: Year 17, March 2004 - March 2005. President: Con MatthewsA complete record of the first 20-plus years of this Probus Club; many local identities were among members. Importantly, most photographs have captions naming people, places, dates and events.probus clubs, probus club of diamond valley inc, .

Photographs, minutes of meetings, activities of the Probus Club of Diamond Valley Inc.: Year 19, March 2006 - March 2007. President: Milton EllisA complete record of the first 20-plus years of this Probus Club; many local identities were among members. Importantly, most photographs have captions naming people, places, dates and events.probus clubs, probus club of diamond valley inc, .

Photographs, minutes of meetings, activities of the Probus Club of Diamond Valley Inc.: Year 20, March 2007 - March 2008. President: Ada AllinghamA complete record of the first 20-plus years of this Probus Club; many local identities were among members. Importantly, most photographs have captions naming people, places, dates and events.probus clubs, probus club of diamond valley inc, .

Photographs, minutes of meetings, activities of the Probus Club of Diamond Valley Inc.: Year 21, March 2008 - March 2009. President: Pam RixA complete record of the first 20-plus years of this Probus Club; many local identities were among members. Importantly, most photographs have captions naming people, places, dates and events.probus clubs, probus club of diamond valley inc, .

Photographs, minutes of meetings, activities of the Probus Club of Diamond Valley Inc.: Year 22, March 2009 - March 2010. President: Phillip SomervilleA complete record of the first 20-plus years of this Probus Club; many local identities were among members. Importantly, most photographs have captions naming people, places, dates and events.probus clubs, probus club of diamond valley inc, .

Photographs, minutes of meetings, activities of the Probus Club of Diamond Valley Inc.: Year 23, March 2010 - March 2011. President: Robin SmithA complete record of the first 20-plus years of this Probus Club; many local identities were among members. Importantly, most photographs have captions naming people, places, dates and events.probus clubs, probus club of diamond valley inc, .

Photographs, minutes of meetings, activities of the Probus Club of Diamond Valley Inc.: 20th anniversary 1988-2008A complete record of the first 20-plus years of this Probus Club; many local identities were among members. Importantly, most photographs have captions naming people, places, dates and events.probus clubs, probus club of diamond valley inc, .

History of the Diamond Valley Gem Club since its beginning in 1967.2p. black and white typescriptdiamond valley gem club, gem clubs, lapidary clubs

48 p. text and photographsnon-fictiondown syndrome, tony mcdonald, intellectual disabilities, down syndrome association of victoria

Newsletter of the Plenty Historical Society. Contains news items, oral histories and other material relevant to the Plenty area. Incomplete run from November 2010.A record of neighbouring historical societies.Newsletter printed on yellow A4 paperplenty, plenty historical society inc

Newsletter of the Heidelberg Historical Society. Contains news items, oral histories and other material relevant to the Heidelberg area. Incomplete run from December 2005A record of neighbouring historical societiesNewsletter copied on white A4 paper. Varying number of pages.heidelberg historical society, heidelberg, city of banyule history

Newsletter of the Eltham District Historical Society. Contains news items, oral histories and other material relevant to the Eltham area. Incomplete run from 2011. Some editions held in digital format.A record of neighbouring historical societiesNewsletter copied on white A4 paper. Varying number of pages.eltham district historical society, eltham