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  • 1.  Decimals in inch measurements?

    Posted 09-03-2018 08:51 AM
    This has been perplexing me in the past few years when working on exhibition catalogues. I am starting to have a lot of lenders send us measurements in inches with decimals instead of traditional fractions.

    So far, we have been converting them back to fractions for sake of consistency. (We do the same thing if someone send us centimeters.)

    I would love some conversation on this topic. Are decimals in inch measurements a new standard? Should I be doing the opposite and converting everything to the decimals? What about the future of this vs. centimeters?

    Thank you for any insights and opinions.

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    Laura Vookles
    Chief Curator of Collections
    Hudson River Museum
    Yonkers NY
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  • 2.  RE: Decimals in inch measurements?

    Posted 09-04-2018 11:54 AM
    While I'm no expert on museum standards, I will say that in all the different fields that I've worked in there seems to be no standard when it comes to measurements.  Even medical, that seems to do everything in centimeters and milliliters, has 2" X 4" gauze pads.  Go figure.

    I can think of a few possible reasons why you are getting decimal measurements.

    1.  It may have been done for clarity.  One missing or moved space can throw a measurement completely off.  215/16.  Was the intent 2 15/16 or 21 5/16?  

    2. The measurements were taken from technical drawings.  The only drawings I've ever seen that used fractional measurements were architectural.  

    3.  The measurements were converted from metric. 

    4.  With the exception of wood working, I think there is just a general move away from using fractions.  Personally, when I share measurements with someone, I stick with decimal.  And if sharing with a group, I try to include the metric equivalent.

    Hope this helps.

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    Bill Browne
    Westlake LA
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  • 3.  RE: Decimals in inch measurements?

    Posted 09-06-2018 10:41 AM

    I like decimals  because word processing software shows fractions in different formats, such as  7 7/8 x 10 ½.  Halves and fourths print out differently from eighths and sixteenths.  I think it looks messy, and it is harder to read the eighths and sixteenths as fractions. 

     

    Sarah

     

    Sarah E. Boehme, Ph.D.

    Curator

    Stark Museum of Art

    712 Green Avenue

    Orange, TX 77630

    T:  409.886.ARTS (2787) ext. 3021

    www.starkmuseum.org

     

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  • 4.  RE: Decimals in inch measurements?

    Posted 09-05-2018 09:10 AM
    This may differ from place to place, but as a vendor we find our customers most often prefer feet and inches when measuring floor space, but some (such as those in Canada) prefer using the metric system. Since our production tolerances are within 1/32 it's generally better to use inches, otherwise some millimeters get lost in the process. With graphics tolerances are generally higher, so millimeters can be very helpful, especially with smaller scale projects - such as measuring the height of a fold for a brochure.

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    Kathy Kyle
    Sales, Pareti Mobile Walls, LLC
    Central City IA
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  • 5.  RE: Decimals in inch measurements?

    Posted 09-05-2018 10:49 AM
    A lot of it goes back to origin of convenience.

    How are they sending them? In emails? If so it could be for the sake of consistency. Sometimes spaces and other characters, including fractions, get converted through the devices providing the technology, based on the operating system language, character sets, and fonts used. Even within my own institution, I see emails with special characters from Apple devices get translated into something completely irrelevant for the recipients using PCs or Androids. Spaces may become something like "%20" and so forth...which could become a problem if it's between numbers. Budgets do not always allow organizations to use the most up to date technology, especially if they use donated equipment, so it's always easiest to work with the lowest common denominator.

    Do they originate from lendors who may also need to provide measurements in metric? Then they're just using simple calculator algorithms, which I assume tend to be decimal.

    Or if they are technical drawings, then it's simply based on user/technology preferences/limitations. Not all CAD programs easily allow you to set up fractions, but nearly all will use decimals.

    Me, as a designer, I simply converted to decimals as fractions are quite hard to document electronically.  Should it be 1-1/2" or 1 1/2" or 1_1/2" or 1(1/2)"? A simple 1.5" does not misplace the space or character, just as Bill Browne implied in his response. Plus I often have to use a calculator or a software program in the process, and decimals are the "go to", especially when on a deadline. You can't screw up simply saying it's 0.29" instead of ~9/32".

    Now if only I could get my rulers and tape measures to be in decimal to eliminate a step. :)


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    Darrel Reese
    Sr. Graphic Designer
    Brookfield Zoo - Chicago Zoological Society
    Brookfield IL
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  • 6.  RE: Decimals in inch measurements?

    Posted 09-05-2018 01:04 PM
    Hi Laura

    I've noticed this too. For the sake of consistency, when we use fractions in our publications I stick to 1 1/2, 1 1/4, etc.--not 1.5 or 1.25 inches. (For what it's worth, I like to round to the nearest 1/8th, though sometimes you see 16ths.)

    We put both fractions and metric equivalents for most dimensions.

    If numbers come in to me mixed, as you describe, I convert depending on the system (inches or metric).

    Laura

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    Laura Caruso
    Director of Publications
    Denver Art Museum
    Denver CO
    Director of Publications
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  • 7.  RE: Decimals in inch measurements?

    Posted 09-06-2018 10:05 AM
    I and the editorial we at the Menil are with Laura in Denver: fractions for inches, decimals to one point (no point zero), and generally rounding frax to eighths (since those fractions are standard, and need not be constructed, in most fonts). Unless it's a technical publication in which greater precision of measurement would be required. And you trust they who measure (how many tools are printed accurately to 32nds???).

    I've generally assumed the stray decimals in inch measurements come from metric conversions left unconverted to English. Folks who've done many of them over the years generally have fractions memorized to eighths, such as good old .875, which would not be published as such.

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    Joseph N. Newland
    Director of Publishing
    Menil Collection
    Houston TX
    Joseph
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