Accurate records of the numbers enslaved do not exist.

Accurate numbers of figures are hard to come by as the interpretation of what is and is not a sheela na gig will vary from writer to writer, for example Freitag omits the Rochester figure from her list while Weir and Jerman include it.

Accurate census data begins in 1851 ; the older numbers are estimates by historians.

Accurate numbers of miners, especially on the upper Fraser, are therefore difficult to reckon.

Accurate casualty figures are impossible to determine, because many victims were cremated by the firestorm.

Accurate population estimates of the Florida manatee ( T. manatus ) are notoriously difficult and have been called scientifically weak ; with widely varying counts from year to year, some areas show increases and others decreases, with very little strong evidence of increases except in two areas.

Accurate predictive capabilities are needed, which will require the addition of new physics to existing MHD models.

Accurate color reproduction and the type of ink used ( see below ) are key to distinguishing high quality from low quality digital prints.

Accurate records are essential for evaluating clients, for billing, and for reporting to physicians and other health care providers.

Accurate measurements of position, along with earth deformation and gravity, are the province of geodesy.

Accurate dates for Praxiteles are elusive, but it is likely that he was no longer working in the time of Alexander the Great, in the absence of evidence that Alexander employed Praxiteles, as he probably would have done.

Accurate, working reenactments of the Fort's daily activities are performed, such as by this blacksmith

Accurate global figures for animal testing are difficult to obtain.

Accurate navigation and fire discipline are vital.

Accurate prediction and forecasting are very difficult in some areas, such as natural disasters, pandemics, demography, population dynamics and meteorology.

" Accurate data regarding the number of false negatives are very difficult to obtain, simply because mastectomies cannot be performed on every woman who has had a mammogram to determine the false negative rate accurately.

* An Essay on Vision, Briefly Explaining the Fabric of the Eye, and the Nature of Vision: Intended for the Service of Those Whose Eyes are Weak or Impaired: Enabling Them to Form an Accurate Idea of the True State of Their Sight, the Means of Preserving it.

* An Essay on Vision, Briefly Explaining the Fabric of the Eye, and the Nature of Vision: Intended for the Service of Those Whose Eyes are Weak or Impaired: Enabling Them to Form an Accurate Idea of the True State of Their Sight, the Means of Preserving it.

* Accurate temperature measurements are hindered by differing emissivities and reflections from other surfaces

Accurate religious demographics of citizens are difficult to obtain.

Accurate and timely estimations of times of arrival are important in several application areas:

Accurate measurements of electric current and potential difference are made in conventional electrical units ( rather than SI units ), which are based on fixed " conventional values " of the Josephson constant and the von Klitzing constant, K < sub > J – 90 </ sub > and R < sub > K – 90 </ sub > respectively.

Under the Fair and Accurate Credit Transactions Act ( FACTA ), an amendment to the FCRA passed in 2003, consumers are able to receive one free credit report a year.

:: Accurate photographs of paintings lack expressive content and are automatically in the public domain once the painting's copyright has expired ( which it has in the US if it was published before 1923 ).

Accurate methods of establishing humic acid concentrations are therefore essential in maintaining water supplies, especially from upland peaty catchments in temperate climates.

Accurate species identification is also difficult because eggs of most flukes are similar in size and morphology, especially those of Heterophyes heterophyes, Clonorchis and Opisthorchis.

* Accurate computer simulations of the entire human brain will exist due to these hyperaccurate brainscans, and the workings of the brain will be understood.

Accurate information on the state of language use is complicated by the inability ( due to constitutional provisions ) of the state to ask language use questions in the census.

* Accurate locational awareness is limited when maneuvering in areas where Global Positioning System ( GPS ) coverage is weak or non-existent.

Accurate operation of this system depended on the distributor at the transmitting end keeping in synchronization with the one at the receiving end and operators only sending characters when the contacts passed over their allocated sector.

Accurate angle measurement evolved over the years.

Accurate description of such a beam involves expansion over some complete, orthogonal set of functions ( over two-dimensions ) such as Hermite polynomials or the Ince polynomials.

Accurate estimates of ballpark sizes of the era can be difficult to obtain, however, so there is some disagreement over whether the dimensions changed at all during this time, let alone whether the change led to an increase in offense.

Honorees are selected by a process involving over 700 GLAAD Media Award voters and volunteers and are evaluated using four criteria: " Fair, Accurate and Inclusive Representations " of the LGBT community, " Boldness and Originality " of the project, significant " Cultural Impact " on mainstream culture, and " Overall Quality " of the project.

A special bronze plaque for its editorial leadership against the Accurate News and Information Act, in defense of the freedom of the press, in the Province of Alberta, Canada.

The pumpkinseed sunfish is widely recognized by its shape of a pumpkinseed, which is where its common name comes from .< ref > Accurate and Reliable Dictionary.

Accurate color grading can only be performed with diamond unset, as the comparison with masterstones is done with diamond placed on its table facet and pavilion side facing upwards.

Accurate restoration of the home and its rooms was aided by both an extensive study of the home in 1986 through the Historic American Buildings Survey, and through a large collection of photographs of the home taken in 1868 by Alfred A. Hart, and again in 1872 by Eadweard Muybridge.

Accurate figures for casualties have never been compiled, and even in writings by modern historians there is a considerable range, though the more specialised the historian, the lower they tend to be.

:* Accurate for broadest range of solutes ( neutral and charged compounds applicable )

For events organised by the EMA, a ruleset based on tried and tested methods, such as the Fast Accurate Safe Technique ( FAST ) for swordsman, was created to promote safe, fun and competitive fighting across a range of weapons, styles and periods.